125716146842 has 32 divisors (see below), whose sum is σ = 221565383424. Its totient is φ = 52742404800.

The previous prime is 125716146839. The next prime is 125716146851. The reversal of 125716146842 is 248641617521.

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, 3684143 + ... + 3718109.

It is an arithmetic number, because the mean of its divisors is an integer number (6923918232).

Almost surely, 2^125716146842 is an apocalyptic number.

125716146842 is a deficient number, since it is larger than the sum of its proper divisors (95849236582).

125716146842 is a wasteful number, since it uses less digits than its factorization.

125716146842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46934.

The product of its digits is 645120, while the sum is 47.

The spelling of 125716146842 in words is "one hundred twenty-five billion, seven hundred sixteen million, one hundred forty-six thousand, eight hundred forty-two".