125647925250 has 32 divisors (see below), whose sum is σ = 313617223296. Its totient is φ = 33506113200.

The previous prime is 125647925201. The next prime is 125647925269. The reversal of 125647925250 is 52529746521.

It is a super-2 number, since 2×125647925250² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125647925250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83764534 + ... + 83766033.

It is an arithmetic number, because the mean of its divisors is an integer number (9800538228).

Almost surely, 2^125647925250 is an apocalyptic number.

125647925250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125647925250 is an abundant number, since it is smaller than the sum of its proper divisors (187969298046).

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

125647925250 is a wasteful number, since it uses less digits than its factorization.

125647925250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167530587 (or 167530577 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 125647925250 in words is "one hundred twenty-five billion, six hundred forty-seven million, nine hundred twenty-five thousand, two hundred fifty".