125489500790 has 16 divisors (see below), whose sum is σ = 230143009968. Its totient is φ = 49248709536.

The previous prime is 125489500781. The next prime is 125489500837. The reversal of 125489500790 is 97005984521.

It is a super-2 number, since 2×125489500790² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118385792 + ... + 118386851.

It is an arithmetic number, because the mean of its divisors is an integer number (14383938123).

Almost surely, 2^125489500790 is an apocalyptic number.

125489500790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125489500790 is a deficient number, since it is larger than the sum of its proper divisors (104653509178).

125489500790 is a wasteful number, since it uses less digits than its factorization.

125489500790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236772703.

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 125489500790 in words is "one hundred twenty-five billion, four hundred eighty-nine million, five hundred thousand, seven hundred ninety".