16274920964 has 24 divisors (see below), whose sum is σ = 30309574680. Its totient is φ = 7619902976.

The previous prime is 16274920951. The next prime is 16274921041. The reversal of 16274920964 is 46902947261.

It can be written as a sum of positive squares in 4 ways, for example, as 8602562500 + 7672358464 = 92750^2 + 87592^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594059 + ... + 620850.

It is an arithmetic number, because the mean of its divisors is an integer number (1262898945).

Almost surely, 2^16274920964 is an apocalyptic number.

It is an amenable number.

16274920964 is a deficient number, since it is larger than the sum of its proper divisors (14034653716).

16274920964 is a wasteful number, since it uses less digits than its factorization.

16274920964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215127 (or 1215125 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 16274920964 in words is "sixteen billion, two hundred seventy-four million, nine hundred twenty thousand, nine hundred sixty-four".