125550320 has 40 divisors (see below), whose sum is σ = 333606624. Its totient is φ = 43045632.

The previous prime is 125550317. The next prime is 125550329. The reversal of 125550320 is 23055521.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125550329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 111539 + ... + 112658.

Almost surely, 2^125550320 is an apocalyptic number.

125550320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125550320 is an abundant number, since it is smaller than the sum of its proper divisors (208056304).

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

125550320 is a wasteful number, since it uses less digits than its factorization.

125550320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224217 (or 224211 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 125550320 is about 11204.9239176355. The cubic root of 125550320 is about 500.7326858185.

The spelling of 125550320 in words is "one hundred twenty-five million, five hundred fifty thousand, three hundred twenty".