12650125125123 has 24 divisors (see below), whose sum is σ = 19235505036800. Its totient is φ = 7988972559984.

The previous prime is 12650125125107. The next prime is 12650125125133. The reversal of 12650125125123 is 32152152105621.

12650125125123 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 0 + 12 + 512 + 5 + 123 = 666.

It is not a de Polignac number, because 12650125125123 - 2⁴ = 12650125125107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12650125125133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317983 + ... + 5039976.

Almost surely, 2^{12650125125123} is an apocalyptic number.

12650125125123 is a deficient number, since it is larger than the sum of its proper divisors (6585379911677).

12650125125123 is a wasteful number, since it uses less digits than its factorization.

12650125125123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5371791 (or 5371788 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 12650125125123 in words is "twelve trillion, six hundred fifty billion, one hundred twenty-five million, one hundred twenty-five thousand, one hundred twenty-three".