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57868992000 = 293553612
BaseRepresentation
bin110101111001010000…
…101011111000000000
312112100222201101100000
4311321100223320000
51422003430221000
642330141200000
74116022213251
oct657120537000
9175328641300
1057868992000
11225a65a0226
12b270260000
1355c3103601
142b2d854b28
15178a613000
hexd7942be00

57868992000 has 720 divisors, whose sum is σ = 219754591056. Its totient is φ = 15178752000.

The previous prime is 57868991963. The next prime is 57868992019. The reversal of 57868992000 is 29986875.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

57868992000 is a `hidden beast` number, since 578 + 68 + 9 + 9 + 2 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

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 71 ways as a sum of consecutive naturals, for example, 948671970 + ... + 948672030.

Almost surely, 257868992000 is an apocalyptic number.

57868992000 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 57868992000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109877295528).

57868992000 is an abundant number, since it is smaller than the sum of its proper divisors (161885599056).

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

57868992000 is an frugal number, since it uses more digits than its factorization.

57868992000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 57868992000 in words is "fifty-seven billion, eight hundred sixty-eight million, nine hundred ninety-two thousand".