27138735614232 has 72 divisors (see below), whose sum is σ = 80790072128220. Its totient is φ = 8223859274400.

The previous prime is 27138735614231. The next prime is 27138735614233. The reversal of 27138735614232 is 23241653783172.

It is a happy number.

27138735614232 is a `hidden beast` number, since 2 + 7 + 1 + 3 + 8 + 7 + 3 + 561 + 42 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (27138735614231) and next prime (27138735614233).

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27138735614231) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1557540394 + ... + 1557557817.

Almost surely, 2^{27138735614232} is an apocalyptic number.

27138735614232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

27138735614232 is an abundant number, since it is smaller than the sum of its proper divisors (53651336513988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27138735614232 is a wasteful number, since it uses less digits than its factorization.

27138735614232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115098245 (or 3115098227 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The spelling of 27138735614232 in words is "twenty-seven trillion, one hundred thirty-eight billion, seven hundred thirty-five million, six hundred fourteen thousand, two hundred thirty-two".