125324382156520 has 32 divisors (see below), whose sum is σ = 288857417413320. Its totient is φ = 48907075962880.

The previous prime is 125324382156511. The next prime is 125324382156527. The reversal of 125324382156520 is 25651283423521.

125324382156520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 59951044753636 + 65373337402884 = 7742806^2 + 8085378^2 .

It is not an unprimeable number, because it can be changed into a prime (125324382156527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38208651457 + ... + 38208654736.

Almost surely, 2^{125324382156520} is an apocalyptic number.

125324382156520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125324382156520 is an abundant number, since it is smaller than the sum of its proper divisors (163533035256800).

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

125324382156520 is a wasteful number, since it uses less digits than its factorization.

125324382156520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76417306245 (or 76417306241 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 125324382156520 in words is "one hundred twenty-five trillion, three hundred twenty-four billion, three hundred eighty-two million, one hundred fifty-six thousand, five hundred twenty".