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538980674400 = 25345272199853
BaseRepresentation
bin1111101011111011100…
…00000110101101100000
31220112012111020010220000
413311331300012231200
532312313023040100
61051334310220000
753640305066400
oct7657560065540
91815174203800
10538980674400
111986425a3093
128855b654600
133ba96c8799c
141c130292800
15e047dbc900
hex7d7dc06b60

538980674400 has 1080 divisors, whose sum is σ = 2300648842800. Its totient is φ = 122432808960.

The previous prime is 538980674329. The next prime is 538980674417. The reversal of 538980674400 is 4476089835.

538980674400 is a `hidden beast` number, since 53 + 8 + 98 + 0 + 67 + 440 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1080).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 631864374 + ... + 631865226.

It is an arithmetic number, because the mean of its divisors is an integer number (2130230410).

Almost surely, 2538980674400 is an apocalyptic number.

538980674400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 538980674400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1150324421400).

538980674400 is an abundant number, since it is smaller than the sum of its proper divisors (1761668168400).

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

538980674400 is a wasteful number, since it uses less digits than its factorization.

538980674400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098 (or 1069 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 538980674400 in words is "five hundred thirty-eight billion, nine hundred eighty million, six hundred seventy-four thousand, four hundred".