27802555275 has 24 divisors (see below), whose sum is σ = 50145701184. Its totient is φ = 13480026400.

The previous prime is 27802555243. The next prime is 27802555283. The reversal of 27802555275 is 57255520872.

It is not a de Polignac number, because 27802555275 - 2⁵ = 27802555243 is a prime.

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, 16849209 + ... + 16850858.

It is an arithmetic number, because the mean of its divisors is an integer number (2089404216).

Almost surely, 2^27802555275 is an apocalyptic number.

27802555275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27802555275 is a deficient number, since it is larger than the sum of its proper divisors (22343145909).

27802555275 is a wasteful number, since it uses less digits than its factorization.

27802555275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33700091 (or 33700086 counting only the distinct ones).

The product of its (nonzero) digits is 1960000, while the sum is 48.

The spelling of 27802555275 in words is "twenty-seven billion, eight hundred two million, five hundred fifty-five thousand, two hundred seventy-five".