125612644292540 has 12 divisors (see below), whose sum is σ = 263786553014376. Its totient is φ = 50245057717008.

The previous prime is 125612644292521. The next prime is 125612644292573. The reversal of 125612644292540 is 45292446216521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3140316107294 + ... + 3140316107333.

It is an arithmetic number, because the mean of its divisors is an integer number (21982212751198).

Almost surely, 2^{125612644292540} is an apocalyptic number.

125612644292540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125612644292540 is an abundant number, since it is smaller than the sum of its proper divisors (138173908721836).

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

125612644292540 is a wasteful number, since it uses less digits than its factorization.

125612644292540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6280632214636 (or 6280632214634 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 53.

The spelling of 125612644292540 in words is "one hundred twenty-five trillion, six hundred twelve billion, six hundred forty-four million, two hundred ninety-two thousand, five hundred forty".