125444523500 has 48 divisors (see below), whose sum is σ = 280342302240. Its totient is φ = 49010875200.

The previous prime is 125444523493. The next prime is 125444523511. The reversal of 125444523500 is 5325444521.

It is a super-2 number, since 2×125444523500² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2895815 + ... + 2938814.

It is an arithmetic number, because the mean of its divisors is an integer number (5840464630).

Almost surely, 2^125444523500 is an apocalyptic number.

125444523500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125444523500 is an abundant number, since it is smaller than the sum of its proper divisors (154897778740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125444523500 is a wasteful number, since it uses less digits than its factorization.

125444523500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5834691 (or 5834679 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 125444523500 in words is "one hundred twenty-five billion, four hundred forty-four million, five hundred twenty-three thousand, five hundred".