125978337210 has 32 divisors (see below), whose sum is σ = 329834192832. Its totient is φ = 30540202880.

The previous prime is 125978337193. The next prime is 125978337269. The reversal of 125978337210 is 12733879521.

It is a self number, because there is not a number n which added to its sum of digits gives 125978337210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190875939 + ... + 190876598.

It is an arithmetic number, because the mean of its divisors is an integer number (10307318526).

Almost surely, 2^125978337210 is an apocalyptic number.

125978337210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125978337210 is an abundant number, since it is smaller than the sum of its proper divisors (203855855622).

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

125978337210 is a wasteful number, since it uses less digits than its factorization.

125978337210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381752558.

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 125978337210 in words is "one hundred twenty-five billion, nine hundred seventy-eight million, three hundred thirty-seven thousand, two hundred ten".