27726016662 has 48 divisors (see below), whose sum is σ = 62321942592. Its totient is φ = 9238448520.

The previous prime is 27726016651. The next prime is 27726016663. The reversal of 27726016662 is 26661062772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27726016663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1453873 + ... + 1472819.

It is an arithmetic number, because the mean of its divisors is an integer number (1298373804).

Almost surely, 2^27726016662 is an apocalyptic number.

27726016662 is an abundant number, since it is smaller than the sum of its proper divisors (34595925930).

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

27726016662 is a wasteful number, since it uses less digits than its factorization.

27726016662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21975 (or 21963 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 27726016662 in words is "twenty-seven billion, seven hundred twenty-six million, sixteen thousand, six hundred sixty-two".