125009013950 has 12 divisors (see below), whose sum is σ = 232516766040. Its totient is φ = 50003605560.

The previous prime is 125009013931. The next prime is 125009014001. The reversal of 125009013950 is 59310900521.

It is a self number, because there is not a number n which added to its sum of digits gives 125009013950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1250090090 + ... + 1250090189.

It is an arithmetic number, because the mean of its divisors is an integer number (19376397170).

Almost surely, 2^125009013950 is an apocalyptic number.

125009013950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125009013950 is a deficient number, since it is larger than the sum of its proper divisors (107507752090).

125009013950 is a wasteful number, since it uses less digits than its factorization.

125009013950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500180291 (or 2500180286 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 35.

The spelling of 125009013950 in words is "one hundred twenty-five billion, nine million, thirteen thousand, nine hundred fifty".