125752550 has 96 divisors (see below), whose sum is σ = 295695360. Its totient is φ = 38649600.

The previous prime is 125752547. The next prime is 125752567. The reversal of 125752550 is 55257521.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 342467 + ... + 342833.

It is an arithmetic number, because the mean of its divisors is an integer number (3080160).

Almost surely, 2^125752550 is an apocalyptic number.

125752550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125752550 is an abundant number, since it is smaller than the sum of its proper divisors (169942810).

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

125752550 is a wasteful number, since it uses less digits than its factorization.

125752550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 17500, while the sum is 32.

The square root of 125752550 is about 11213.9444443068. The cubic root of 125752550 is about 501.0013930849.

The spelling of 125752550 in words is "one hundred twenty-five million, seven hundred fifty-two thousand, five hundred fifty".