27057027057 has 32 divisors (see below), whose sum is σ = 37814549760. Its totient is φ = 17186400000.

The previous prime is 27057027043. The next prime is 27057027073. The reversal of 27057027057 is 75072075072.

It is not a de Polignac number, because 27057027057 - 2⁶ = 27057026993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27057020057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2727807 + ... + 2737707.

It is an arithmetic number, because the mean of its divisors is an integer number (1181704680).

Almost surely, 2^27057027057 is an apocalyptic number.

It is an amenable number.

27057027057 is a deficient number, since it is larger than the sum of its proper divisors (10757522703).

27057027057 is a wasteful number, since it uses less digits than its factorization.

27057027057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10345.

The product of its (nonzero) digits is 240100, while the sum is 42.

The spelling of 27057027057 in words is "twenty-seven billion, fifty-seven million, twenty-seven thousand, fifty-seven".