27625002775 has 12 divisors (see below), whose sum is σ = 35051632792. Its totient is φ = 21586047840.

The previous prime is 27625002749. The next prime is 27625002793. The reversal of 27625002775 is 57720052672.

It is not a de Polignac number, because 27625002775 - 2²³ = 27616614167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12847764 + ... + 12849913.

Almost surely, 2^27625002775 is an apocalyptic number.

27625002775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27625002775 is a deficient number, since it is larger than the sum of its proper divisors (7426630017).

27625002775 is a wasteful number, since it uses less digits than its factorization.

27625002775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25697730 (or 25697725 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 43.

The spelling of 27625002775 in words is "twenty-seven billion, six hundred twenty-five million, two thousand, seven hundred seventy-five".