27677505023 has 16 divisors (see below), whose sum is σ = 32041491456. Its totient is φ = 23417519040.

The previous prime is 27677505017. The next prime is 27677505041. The reversal of 27677505023 is 32050577672.

It is a cyclic number.

It is not a de Polignac number, because 27677505023 - 2³⁴ = 10497635839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27677505043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162515 + ... + 285947.

It is an arithmetic number, because the mean of its divisors is an integer number (2002593216).

Almost surely, 2^27677505023 is an apocalyptic number.

27677505023 is a deficient number, since it is larger than the sum of its proper divisors (4363986433).

27677505023 is a wasteful number, since it uses less digits than its factorization.

27677505023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123854.

The product of its (nonzero) digits is 617400, while the sum is 44.

The spelling of 27677505023 in words is "twenty-seven billion, six hundred seventy-seven million, five hundred five thousand, twenty-three".