125315043994 has 32 divisors (see below), whose sum is σ = 221789094912. Its totient is φ = 51966144000.

The previous prime is 125315043937. The next prime is 125315044003. The reversal of 125315043994 is 499340513521.

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, 3524184 + ... + 3559564.

It is an arithmetic number, because the mean of its divisors is an integer number (6930909216).

Almost surely, 2^125315043994 is an apocalyptic number.

125315043994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

125315043994 is a deficient number, since it is larger than the sum of its proper divisors (96474050918).

125315043994 is a wasteful number, since it uses less digits than its factorization.

125315043994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43582.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 125315043994 in words is "one hundred twenty-five billion, three hundred fifteen million, forty-three thousand, nine hundred ninety-four".