27179890372 has 48 divisors (see below), whose sum is σ = 50589141120. Its totient is φ = 12749628672.

The previous prime is 27179890363. The next prime is 27179890417. The reversal of 27179890372 is 27309897172.

It is a happy 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, 2475118 + ... + 2486074.

It is an arithmetic number, because the mean of its divisors is an integer number (1053940440).

Almost surely, 2^27179890372 is an apocalyptic number.

It is an amenable number.

27179890372 is a deficient number, since it is larger than the sum of its proper divisors (23409250748).

27179890372 is a wasteful number, since it uses less digits than its factorization.

27179890372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11500 (or 11498 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 27179890372 in words is "twenty-seven billion, one hundred seventy-nine million, eight hundred ninety thousand, three hundred seventy-two".