723645402974 has 16 divisors (see below), whose sum is σ = 1169202347712. Its totient is φ = 333922558368.

The previous prime is 723645402967. The next prime is 723645403003. The reversal of 723645402974 is 479204546327.

723645402974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2686829 + ... + 2943864.

It is an arithmetic number, because the mean of its divisors is an integer number (73075146732).

Almost surely, 2^723645402974 is an apocalyptic number.

723645402974 is a deficient number, since it is larger than the sum of its proper divisors (445556944738).

723645402974 is a wasteful number, since it uses less digits than its factorization.

723645402974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635651.

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 723645402974 in words is "seven hundred twenty-three billion, six hundred forty-five million, four hundred two thousand, nine hundred seventy-four".