76731280004 has 12 divisors (see below), whose sum is σ = 134653780800. Its totient is φ = 38258771208.

The previous prime is 76731279979. The next prime is 76731280013. The reversal of 76731280004 is 40008213767.

It is a self number, because there is not a number n which added to its sum of digits gives 76731280004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26715584 + ... + 26718455.

It is an arithmetic number, because the mean of its divisors is an integer number (11221148400).

Almost surely, 2^76731280004 is an apocalyptic number.

It is an amenable number.

76731280004 is a deficient number, since it is larger than the sum of its proper divisors (57922500796).

76731280004 is a wasteful number, since it uses less digits than its factorization.

76731280004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53434402 (or 53434400 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 76731280004 in words is "seventy-six billion, seven hundred thirty-one million, two hundred eighty thousand, four".