27193996039937 has 4 divisors (see below), whose sum is σ = 27194226130500. Its totient is φ = 27193765949376.

The previous prime is 27193996039913. The next prime is 27193996039957. The reversal of 27193996039937 is 73993069939172.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10320599579761 + 16873396460176 = 3212569^2 + 4107724^2 .

It is a cyclic number.

It is not a de Polignac number, because 27193996039937 - 2¹⁴ = 27193996023553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27193996039957) 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, 114867908 + ... + 115104405.

It is an arithmetic number, because the mean of its divisors is an integer number (6798556532625).

Almost surely, 2^{27193996039937} is an apocalyptic number.

It is an amenable number.

27193996039937 is a deficient number, since it is larger than the sum of its proper divisors (230090563).

27193996039937 is a wasteful number, since it uses less digits than its factorization.

27193996039937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230090562.

The product of its (nonzero) digits is 937461924, while the sum is 77.

The spelling of 27193996039937 in words is "twenty-seven trillion, one hundred ninety-three billion, nine hundred ninety-six million, thirty-nine thousand, nine hundred thirty-seven".