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552495470476680 = 23345941216183857
BaseRepresentation
bin111110110011111011110000…
…0010000011111110110001000
32200110020001101021200211220000
41331213313200100133312020
51034404041210420223210
65235020525404003000
7224242323543561213
oct17547674020376610
92613201337624800
10552495470476680
11150051016614235
1251b713a7230460
131a93913a256283
149a60ccdd4477a
1543d1a1d69cac0
hex1f67de041fd88

552495470476680 has 320 divisors, whose sum is σ = 1859854511346480. Its totient is φ = 147105696153600.

The previous prime is 552495470476673. The next prime is 552495470476711. The reversal of 552495470476680 is 86674074594255.

552495470476680 is a `hidden beast` number, since 5 + 5 + 2 + 4 + 9 + 5 + 4 + 70 + 476 + 6 + 80 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 288979532362404 + 263515938114276 = 16999398^2 + 16233174^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 552495470476599 and 552495470476608.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6588501312 + ... + 6588585168.

Almost surely, 2552495470476680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552495470476680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (929927255673240).

552495470476680 is an abundant number, since it is smaller than the sum of its proper divisors (1307359040869800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552495470476680 is a wasteful number, since it uses less digits than its factorization.

552495470476680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86982 (or 86969 counting only the distinct ones).

The product of its (nonzero) digits is 2032128000, while the sum is 72.

The spelling of 552495470476680 in words is "five hundred fifty-two trillion, four hundred ninety-five billion, four hundred seventy million, four hundred seventy-six thousand, six hundred eighty".