27922868494 has 16 divisors (see below), whose sum is σ = 42195409200. Its totient is φ = 13857778944.

The previous prime is 27922868471. The next prime is 27922868513. The reversal of 27922868494 is 49486822972.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580542 + ... + 1598110.

It is an arithmetic number, because the mean of its divisors is an integer number (2637213075).

Almost surely, 2^27922868494 is an apocalyptic number.

27922868494 is a deficient number, since it is larger than the sum of its proper divisors (14272540706).

27922868494 is a wasteful number, since it uses less digits than its factorization.

27922868494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23427.

The product of its digits is 27869184, while the sum is 61.

The spelling of 27922868494 in words is "twenty-seven billion, nine hundred twenty-two million, eight hundred sixty-eight thousand, four hundred ninety-four".