27397535907 has 8 divisors (see below), whose sum is σ = 41748626176. Its totient is φ = 15655734792.

The previous prime is 27397535863. The next prime is 27397535909. The reversal of 27397535907 is 70953579372.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27397535907 - 2⁶ = 27397535843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27397535909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652322263 + ... + 652322304.

It is an arithmetic number, because the mean of its divisors is an integer number (5218578272).

Almost surely, 2^27397535907 is an apocalyptic number.

27397535907 is a deficient number, since it is larger than the sum of its proper divisors (14351090269).

27397535907 is a wasteful number, since it uses less digits than its factorization.

27397535907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304644577.

The product of its (nonzero) digits is 12502350, while the sum is 57.

The spelling of 27397535907 in words is "twenty-seven billion, three hundred ninety-seven million, five hundred thirty-five thousand, nine hundred seven".