27515061242364 has 24 divisors (see below), whose sum is σ = 64204783990480. Its totient is φ = 9171262162944.

The previous prime is 27515061242329. The next prime is 27515061242387. The reversal of 27515061242364 is 46324216051572.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52844869 + ... + 53363004.

Almost surely, 2^{27515061242364} is an apocalyptic number.

It is an amenable number.

27515061242364 is an abundant number, since it is smaller than the sum of its proper divisors (36689722748116).

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

27515061242364 is a wasteful number, since it uses less digits than its factorization.

27515061242364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106229469 (or 106229467 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 27515061242364 in words is "twenty-seven trillion, five hundred fifteen billion, sixty-one million, two hundred forty-two thousand, three hundred sixty-four".