76427765044 has 24 divisors (see below), whose sum is σ = 133931266560. Its totient is φ = 38161727424.

The previous prime is 76427765009. The next prime is 76427765053. The reversal of 76427765044 is 44056772467.

It is a super-3 number, since 3×76427765044³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76427764982 and 76427765000.

It is a congruent number.

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, 13735807 + ... + 13741369.

It is an arithmetic number, because the mean of its divisors is an integer number (5580469440).

Almost surely, 2^76427765044 is an apocalyptic number.

It is an amenable number.

76427765044 is a deficient number, since it is larger than the sum of its proper divisors (57503501516).

76427765044 is a wasteful number, since it uses less digits than its factorization.

76427765044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9639 (or 9637 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 52.

The spelling of 76427765044 in words is "seventy-six billion, four hundred twenty-seven million, seven hundred sixty-five thousand, forty-four".