971628761924 has 12 divisors (see below), whose sum is σ = 1707124639248. Its totient is φ = 483878865000.

The previous prime is 971628761923. The next prime is 971628761941. The reversal of 971628761924 is 429167826179.

It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (971628761921) 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, 483877862 + ... + 483879869.

It is an arithmetic number, because the mean of its divisors is an integer number (142260386604).

Almost surely, 2^971628761924 is an apocalyptic number.

It is an amenable number.

971628761924 is a deficient number, since it is larger than the sum of its proper divisors (735495877324).

971628761924 is a wasteful number, since it uses less digits than its factorization.

971628761924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967757986 (or 967757984 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 62.

The spelling of 971628761924 in words is "nine hundred seventy-one billion, six hundred twenty-eight million, seven hundred sixty-one thousand, nine hundred twenty-four".