125961702415 has 16 divisors (see below), whose sum is σ = 159136247520. Its totient is φ = 95449674240.

The previous prime is 125961702311. The next prime is 125961702437. The reversal of 125961702415 is 514207169521.

It is not a de Polignac number, because 125961702415 - 2⁷ = 125961702287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473187 + ... + 689803.

It is an arithmetic number, because the mean of its divisors is an integer number (9946015470).

Almost surely, 2^125961702415 is an apocalyptic number.

125961702415 is a deficient number, since it is larger than the sum of its proper divisors (33174545105).

125961702415 is a wasteful number, since it uses less digits than its factorization.

125961702415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222762.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 125961702415 in words is "one hundred twenty-five billion, nine hundred sixty-one million, seven hundred two thousand, four hundred fifteen".