75977701056 has 56 divisors (see below), whose sum is σ = 223360376240. Its totient is φ = 25325899776.

The previous prime is 75977701021. The next prime is 75977701069. The reversal of 75977701056 is 65010777957.

It is a super-2 number, since 2×75977701056² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 75977700993 and 75977701011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21982561 + ... + 21986016.

Almost surely, 2^75977701056 is an apocalyptic number.

It is an amenable number.

75977701056 is an abundant number, since it is smaller than the sum of its proper divisors (147382675184).

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

75977701056 is a wasteful number, since it uses less digits than its factorization.

75977701056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43968598 (or 43968582 counting only the distinct ones).

The product of its (nonzero) digits is 3241350, while the sum is 54.

The spelling of 75977701056 in words is "seventy-five billion, nine hundred seventy-seven million, seven hundred one thousand, fifty-six".