27776288790375 has 32 divisors (see below), whose sum is σ = 46300690166016. Its totient is φ = 14788076580000.

The previous prime is 27776288790337. The next prime is 27776288790491. The reversal of 27776288790375 is 57309788267772.

It is not a de Polignac number, because 27776288790375 - 2¹⁰ = 27776288789351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27776288790375.

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, 64645861 + ... + 65074110.

It is an arithmetic number, because the mean of its divisors is an integer number (1446896567688).

Almost surely, 2^{27776288790375} is an apocalyptic number.

27776288790375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27776288790375 is a deficient number, since it is larger than the sum of its proper divisors (18524401375641).

27776288790375 is a wasteful number, since it uses less digits than its factorization.

27776288790375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129720560 (or 129720550 counting only the distinct ones).

The product of its (nonzero) digits is 3485099520, while the sum is 78.

The spelling of 27776288790375 in words is "twenty-seven trillion, seven hundred seventy-six billion, two hundred eighty-eight million, seven hundred ninety thousand, three hundred seventy-five".