125424069250 has 16 divisors (see below), whose sum is σ = 234793858104. Its totient is φ = 50169627600.

The previous prime is 125424069209. The next prime is 125424069283. The reversal of 125424069250 is 52960424521.

It can be written as a sum of positive squares in 4 ways, for example, as 79197779241 + 46226290009 = 281421^2 + 215003^2 .

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, 250847889 + ... + 250848388.

Almost surely, 2^125424069250 is an apocalyptic number.

125424069250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125424069250 is a deficient number, since it is larger than the sum of its proper divisors (109369788854).

125424069250 is an equidigital number, since it uses as much as digits as its factorization.

125424069250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501696294 (or 501696284 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 125424069250 in words is "one hundred twenty-five billion, four hundred twenty-four million, sixty-nine thousand, two hundred fifty".