27431113265232 has 40 divisors (see below), whose sum is σ = 70864520169120. Its totient is φ = 9143599789440.

The previous prime is 27431113265197. The next prime is 27431113265243. The reversal of 27431113265232 is 23256231113472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026807 + ... + 7477737.

It is an arithmetic number, because the mean of its divisors is an integer number (1771613004228).

Almost surely, 2^{27431113265232} is an apocalyptic number.

It is an amenable number.

27431113265232 is an abundant number, since it is smaller than the sum of its proper divisors (43433406903888).

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

27431113265232 is a wasteful number, since it uses less digits than its factorization.

27431113265232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6539531 (or 6539525 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The spelling of 27431113265232 in words is "twenty-seven trillion, four hundred thirty-one billion, one hundred thirteen million, two hundred sixty-five thousand, two hundred thirty-two".