125403376615 has 32 divisors (see below), whose sum is σ = 164803737600. Its totient is φ = 90847785600.

The previous prime is 125403376607. The next prime is 125403376619. The reversal of 125403376615 is 516673304521.

It is not a de Polignac number, because 125403376615 - 2³ = 125403376607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125403376619) 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, 28197322 + ... + 28201768.

It is an arithmetic number, because the mean of its divisors is an integer number (5150116800).

Almost surely, 2^125403376615 is an apocalyptic number.

125403376615 is a deficient number, since it is larger than the sum of its proper divisors (39400360985).

125403376615 is a wasteful number, since it uses less digits than its factorization.

125403376615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6343.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 125403376615 in words is "one hundred twenty-five billion, four hundred three million, three hundred seventy-six thousand, six hundred fifteen".