12951922576 has 20 divisors (see below), whose sum is σ = 25108768432. Its totient is φ = 6472240416.

The previous prime is 12951922517. The next prime is 12951922601. The reversal of 12951922576 is 67522915921.

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, 203730 + ... + 259633.

Almost surely, 2^12951922576 is an apocalyptic number.

12951922576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12951922576 is a deficient number, since it is larger than the sum of its proper divisors (12156845856).

12951922576 is a wasteful number, since it uses less digits than its factorization.

12951922576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465118 (or 465112 counting only the distinct ones).

The product of its digits is 680400, while the sum is 49.

The spelling of 12951922576 in words is "twelve billion, nine hundred fifty-one million, nine hundred twenty-two thousand, five hundred seventy-six".