125750040272640 has 216 divisors, whose sum is σ = 497236617896928. Its totient is φ = 28742866329600.

The previous prime is 125750040272629. The next prime is 125750040272671. The reversal of 125750040272640 is 46272040057521.

125750040272640 is a `hidden beast` number, since 1 + 2 + 575 + 0 + 0 + 4 + 0 + 2 + 72 + 6 + 4 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 779619511 + ... + 779780790.

Almost surely, 2^{125750040272640} is an apocalyptic number.

125750040272640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125750040272640 is an abundant number, since it is smaller than the sum of its proper divisors (371486577624288).

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

125750040272640 is a wasteful number, since it uses less digits than its factorization.

125750040272640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559400335 (or 1559400318 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 45.

The spelling of 125750040272640 in words is "one hundred twenty-five trillion, seven hundred fifty billion, forty million, two hundred seventy-two thousand, six hundred forty".