27776250125 has 32 divisors (see below), whose sum is σ = 37353039360. Its totient is φ = 20499739200.

The previous prime is 27776250109. The next prime is 27776250181. The reversal of 27776250125 is 52105267772.

It is not a de Polignac number, because 27776250125 - 2⁴ = 27776250109 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3575996 + ... + 3583754.

It is an arithmetic number, because the mean of its divisors is an integer number (1167282480).

Almost surely, 2^27776250125 is an apocalyptic number.

27776250125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27776250125 is a deficient number, since it is larger than the sum of its proper divisors (9576789235).

27776250125 is a wasteful number, since it uses less digits than its factorization.

27776250125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9990 (or 9980 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 27776250125 in words is "twenty-seven billion, seven hundred seventy-six million, two hundred fifty thousand, one hundred twenty-five".