125670138856 has 48 divisors (see below), whose sum is σ = 244157883840. Its totient is φ = 60638276160.

The previous prime is 125670138851. The next prime is 125670138883. The reversal of 125670138856 is 658831076521.

It is not an unprimeable number, because it can be changed into a prime (125670138851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19985745 + ... + 19992031.

It is an arithmetic number, because the mean of its divisors is an integer number (5086622580).

Almost surely, 2^125670138856 is an apocalyptic number.

It is an amenable number.

125670138856 is a deficient number, since it is larger than the sum of its proper divisors (118487744984).

125670138856 is a wasteful number, since it uses less digits than its factorization.

125670138856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9322 (or 9289 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 125670138856 in words is "one hundred twenty-five billion, six hundred seventy million, one hundred thirty-eight thousand, eight hundred fifty-six".