27914322538 has 4 divisors (see below), whose sum is σ = 41871483810. Its totient is φ = 13957161268.

The previous prime is 27914322529. The next prime is 27914322547. The reversal of 27914322538 is 83522341972.

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

It is an interprime number because it is at equal distance from previous prime (27914322529) and next prime (27914322547).

It can be written as a sum of positive squares in only one way, i.e., 25932915369 + 1981407169 = 161037^2 + 44513^2 .

It is a super-2 number, since 2×27914322538² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6978580633 + ... + 6978580636.

Almost surely, 2^27914322538 is an apocalyptic number.

27914322538 is a deficient number, since it is larger than the sum of its proper divisors (13957161272).

27914322538 is a wasteful number, since it uses less digits than its factorization.

27914322538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13957161271.

The product of its digits is 725760, while the sum is 46.

The spelling of 27914322538 in words is "twenty-seven billion, nine hundred fourteen million, three hundred twenty-two thousand, five hundred thirty-eight".