27610773012 has 72 divisors (see below), whose sum is σ = 70820351784. Its totient is φ = 9069182976.

The previous prime is 27610772983. The next prime is 27610773019. The reversal of 27610773012 is 21037701672.

27610773012 is a `hidden beast` number, since 2 + 7 + 610 + 7 + 7 + 30 + 1 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 298116 + 27610474896 = 546^2 + 166164^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27610773019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 684148 + ... + 723380.

It is an arithmetic number, because the mean of its divisors is an integer number (983615997).

Almost surely, 2^27610773012 is an apocalyptic number.

It is an amenable number.

27610773012 is an abundant number, since it is smaller than the sum of its proper divisors (43209578772).

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

27610773012 is a wasteful number, since it uses less digits than its factorization.

27610773012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39529 (or 39524 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The spelling of 27610773012 in words is "twenty-seven billion, six hundred ten million, seven hundred seventy-three thousand, twelve".