76772299564 has 12 divisors (see below), whose sum is σ = 140192895024. Its totient is φ = 36717186704.

The previous prime is 76772299561. The next prime is 76772299607. The reversal of 76772299564 is 46599227767.

It is a junction number, because it is equal to n+sod(n) for n = 76772299496 and 76772299505.

It is not an unprimeable number, because it can be changed into a prime (76772299561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417240667 + ... + 417240850.

It is an arithmetic number, because the mean of its divisors is an integer number (11682741252).

Almost surely, 2^76772299564 is an apocalyptic number.

It is an amenable number.

76772299564 is a deficient number, since it is larger than the sum of its proper divisors (63420595460).

76772299564 is a wasteful number, since it uses less digits than its factorization.

76772299564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834481544 (or 834481542 counting only the distinct ones).

The product of its digits is 80015040, while the sum is 64.

The spelling of 76772299564 in words is "seventy-six billion, seven hundred seventy-two million, two hundred ninety-nine thousand, five hundred sixty-four".