2731368736 has 12 divisors (see below), whose sum is σ = 5377382262. Its totient is φ = 1365684352.

The previous prime is 2731368707. The next prime is 2731368743. The reversal of 2731368736 is 6378631372.

It can be written as a sum of positive squares in only one way, i.e., 2275290000 + 456078736 = 47700^2 + 21356^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42677605 + ... + 42677668.

Almost surely, 2^2731368736 is an apocalyptic number.

It is an amenable number.

2731368736 is a deficient number, since it is larger than the sum of its proper divisors (2646013526).

2731368736 is an equidigital number, since it uses as much as digits as its factorization.

2731368736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85355283 (or 85355275 counting only the distinct ones).

The product of its digits is 762048, while the sum is 46.

The square root of 2731368736 is about 52262.4983712030. The cubic root of 2731368736 is about 1397.8485212148.

The spelling of 2731368736 in words is "two billion, seven hundred thirty-one million, three hundred sixty-eight thousand, seven hundred thirty-six".