27121052913 has 8 divisors (see below), whose sum is σ = 36930795648. Its totient is φ = 17696006064.

The previous prime is 27121052897. The next prime is 27121052927. The reversal of 27121052913 is 31925012172.

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

It is not a de Polignac number, because 27121052913 - 2⁴ = 27121052897 is a prime.

It is a super-2 number, since 2×27121052913² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27121052953) 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, 96173806 + ... + 96174087.

It is an arithmetic number, because the mean of its divisors is an integer number (4616349456).

Almost surely, 2^27121052913 is an apocalyptic number.

It is an amenable number.

27121052913 is a deficient number, since it is larger than the sum of its proper divisors (9809742735).

27121052913 is a wasteful number, since it uses less digits than its factorization.

27121052913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192347943.

The product of its (nonzero) digits is 7560, while the sum is 33.

The spelling of 27121052913 in words is "twenty-seven billion, one hundred twenty-one million, fifty-two thousand, nine hundred thirteen".