56767516765128 has 96 divisors (see below), whose sum is σ = 166104310357440. Its totient is φ = 17410764389760.

The previous prime is 56767516764991. The next prime is 56767516765129. The reversal of 56767516765128 is 82156761576765.

56767516765128 is a `hidden beast` number, since 56 + 7 + 6 + 7 + 51 + 6 + 7 + 6 + 512 + 8 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (56767516765129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97215426 + ... + 97797617.

It is an arithmetic number, because the mean of its divisors is an integer number (1730253232890).

Almost surely, 2^{56767516765128} is an apocalyptic number.

It is an amenable number.

56767516765128 is an abundant number, since it is smaller than the sum of its proper divisors (109336793592312).

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

56767516765128 is a wasteful number, since it uses less digits than its factorization.

56767516765128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195013379 (or 195013372 counting only the distinct ones).

The product of its digits is 889056000, while the sum is 72.

The spelling of 56767516765128 in words is "fifty-six trillion, seven hundred sixty-seven billion, five hundred sixteen million, seven hundred sixty-five thousand, one hundred twenty-eight".