27634407696 has 135 divisors (see below), whose sum is σ = 90010048791. Its totient is φ = 7891555392.

The previous prime is 27634407679. The next prime is 27634407739. The reversal of 27634407696 is 69670443672.

The square root of 27634407696 is 166236.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 13962835 + ... + 13964813.

Almost surely, 2^27634407696 is an apocalyptic number.

27634407696 is the 166236-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27634407696

27634407696 is an abundant number, since it is smaller than the sum of its proper divisors (62375641095).

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

27634407696 is an equidigital number, since it uses as much as digits as its factorization.

27634407696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3986 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 54.

The spelling of 27634407696 in words is "twenty-seven billion, six hundred thirty-four million, four hundred seven thousand, six hundred ninety-six".