27332656157 has 4 divisors (see below), whose sum is σ = 27341046240. Its totient is φ = 27324266076.

The previous prime is 27332656123. The next prime is 27332656187. The reversal of 27332656157 is 75165623372.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27332656157 - 2¹⁴ = 27332639773 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 (27332656187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4190153 + ... + 4196670.

It is an arithmetic number, because the mean of its divisors is an integer number (6835261560).

Almost surely, 2^27332656157 is an apocalyptic number.

It is an amenable number.

27332656157 is a deficient number, since it is larger than the sum of its proper divisors (8390083).

27332656157 is an equidigital number, since it uses as much as digits as its factorization.

27332656157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8390082.

The product of its digits is 1587600, while the sum is 47.

The spelling of 27332656157 in words is "twenty-seven billion, three hundred thirty-two million, six hundred fifty-six thousand, one hundred fifty-seven".