27312776736 has 96 divisors (see below), whose sum is σ = 85500914688. Its totient is φ = 7464357120.

The previous prime is 27312776731. The next prime is 27312776741. The reversal of 27312776736 is 63767721372.

It is an interprime number because it is at equal distance from previous prime (27312776731) and next prime (27312776741).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (27312776731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868110 + ... + 899021.

It is an arithmetic number, because the mean of its divisors is an integer number (890634528).

Almost surely, 2^27312776736 is an apocalyptic number.

It is an amenable number.

27312776736 is an abundant number, since it is smaller than the sum of its proper divisors (58188137952).

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

27312776736 is a wasteful number, since it uses less digits than its factorization.

27312776736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767174 (or 1767166 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 51.

The spelling of 27312776736 in words is "twenty-seven billion, three hundred twelve million, seven hundred seventy-six thousand, seven hundred thirty-six".