125537295830 has 32 divisors (see below), whose sum is σ = 234970394400. Its totient is φ = 48232138752.

The previous prime is 125537295803. The next prime is 125537295833. The reversal of 125537295830 is 38592735521.

It is a super-2 number, since 2×125537295830² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125537295833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1065500 + ... + 1177439.

It is an arithmetic number, because the mean of its divisors is an integer number (7342824825).

Almost surely, 2^125537295830 is an apocalyptic number.

125537295830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125537295830 is a deficient number, since it is larger than the sum of its proper divisors (109433098570).

125537295830 is a wasteful number, since it uses less digits than its factorization.

125537295830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243168.

The product of its (nonzero) digits is 2268000, while the sum is 50.

The spelling of 125537295830 in words is "one hundred twenty-five billion, five hundred thirty-seven million, two hundred ninety-five thousand, eight hundred thirty".