74716826812 has 12 divisors (see below), whose sum is σ = 132223598640. Its totient is φ = 36938655776.

The previous prime is 74716826741. The next prime is 74716826827. The reversal of 74716826812 is 21862861747.

It is a self number, because there is not a number n which added to its sum of digits gives 74716826812.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104939008 + ... + 104939719.

It is an arithmetic number, because the mean of its divisors is an integer number (11018633220).

Almost surely, 2^74716826812 is an apocalyptic number.

It is an amenable number.

74716826812 is a deficient number, since it is larger than the sum of its proper divisors (57506771828).

74716826812 is a wasteful number, since it uses less digits than its factorization.

74716826812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209878820 (or 209878818 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 52.

The spelling of 74716826812 in words is "seventy-four billion, seven hundred sixteen million, eight hundred twenty-six thousand, eight hundred twelve".