125632669613 has 32 divisors (see below), whose sum is σ = 141694451712. Its totient is φ = 110403820800.

The previous prime is 125632669601. The next prime is 125632669693. The reversal of 125632669613 is 316966236521.

It is a cyclic number.

It is not a de Polignac number, because 125632669613 - 2⁴ = 125632669597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125632669693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26609093 + ... + 26613813.

It is an arithmetic number, because the mean of its divisors is an integer number (4427951616).

Almost surely, 2^125632669613 is an apocalyptic number.

It is an amenable number.

125632669613 is a deficient number, since it is larger than the sum of its proper divisors (16061782099).

125632669613 is a wasteful number, since it uses less digits than its factorization.

125632669613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345.

The product of its digits is 2099520, while the sum is 50.

The spelling of 125632669613 in words is "one hundred twenty-five billion, six hundred thirty-two million, six hundred sixty-nine thousand, six hundred thirteen".