125629687240 has 32 divisors (see below), whose sum is σ = 282684168000. Its totient is φ = 50248786624.

The previous prime is 125629687237. The next prime is 125629687259. The reversal of 125629687240 is 42786926521.

It is a happy 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, 630021 + ... + 805099.

It is an arithmetic number, because the mean of its divisors is an integer number (8833880250).

Almost surely, 2^125629687240 is an apocalyptic number.

125629687240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125629687240 is an abundant number, since it is smaller than the sum of its proper divisors (157054480760).

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

125629687240 is a wasteful number, since it uses less digits than its factorization.

125629687240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193029 (or 193025 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 125629687240 in words is "one hundred twenty-five billion, six hundred twenty-nine million, six hundred eighty-seven thousand, two hundred forty".