12951922577 has 8 divisors (see below), whose sum is σ = 14132363520. Its totient is φ = 11771980560.

The previous prime is 12951922517. The next prime is 12951922601. The reversal of 12951922577 is 77522915921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12951922577 - 2²⁴ = 12935145361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12951922507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69377 + ... + 175262.

It is an arithmetic number, because the mean of its divisors is an integer number (1766545440).

Almost surely, 2^12951922577 is an apocalyptic number.

It is an amenable number.

12951922577 is a deficient number, since it is larger than the sum of its proper divisors (1180440943).

12951922577 is a wasteful number, since it uses less digits than its factorization.

12951922577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249463.

The product of its digits is 793800, while the sum is 50.

The spelling of 12951922577 in words is "twelve billion, nine hundred fifty-one million, nine hundred twenty-two thousand, five hundred seventy-seven".