125322134236540 has 24 divisors (see below), whose sum is σ = 263356863371280. Its totient is φ = 50094495318528.

The previous prime is 125322134236529. The next prime is 125322134236591. The reversal of 125322134236540 is 45632431223521.

It is a congruent number.

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, 2147368597 + ... + 2147426956.

It is an arithmetic number, because the mean of its divisors is an integer number (10973202640470).

Almost surely, 2^{125322134236540} is an apocalyptic number.

125322134236540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125322134236540 is an abundant number, since it is smaller than the sum of its proper divisors (138034729134740).

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

125322134236540 is a wasteful number, since it uses less digits than its factorization.

125322134236540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294797021 (or 4294797019 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 125322134236540 in words is "one hundred twenty-five trillion, three hundred twenty-two billion, one hundred thirty-four million, two hundred thirty-six thousand, five hundred forty".