27007477272 has 64 divisors (see below), whose sum is σ = 76616985600. Its totient is φ = 8810946720.

The previous prime is 27007477267. The next prime is 27007477331. The reversal of 27007477272 is 27277470072.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320004 + ... + 1340307.

It is an arithmetic number, because the mean of its divisors is an integer number (1197140400).

Almost surely, 2^27007477272 is an apocalyptic number.

It is an amenable number.

27007477272 is an abundant number, since it is smaller than the sum of its proper divisors (49609508328).

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

27007477272 is a wasteful number, since it uses less digits than its factorization.

27007477272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660373 (or 2660363 counting only the distinct ones).

The product of its (nonzero) digits is 537824, while the sum is 45.

The spelling of 27007477272 in words is "twenty-seven billion, seven million, four hundred seventy-seven thousand, two hundred seventy-two".