27342506913 has 4 divisors (see below), whose sum is σ = 36456675888. Its totient is φ = 18228337940.

The previous prime is 27342506861. The next prime is 27342506941. The reversal of 27342506913 is 31960524372.

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 a de Polignac number, because none of the positive numbers 2^k-27342506913 is a prime.

It is a super-2 number, since 2×27342506913² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27342506953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4557084483 + ... + 4557084488.

It is an arithmetic number, because the mean of its divisors is an integer number (9114168972).

Almost surely, 2^27342506913 is an apocalyptic number.

It is an amenable number.

27342506913 is a deficient number, since it is larger than the sum of its proper divisors (9114168975).

27342506913 is an equidigital number, since it uses as much as digits as its factorization.

27342506913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9114168974.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 27342506913 in words is "twenty-seven billion, three hundred forty-two million, five hundred six thousand, nine hundred thirteen".