16891364264 has 32 divisors (see below), whose sum is σ = 31834447200. Its totient is φ = 8402237760.

The previous prime is 16891364261. The next prime is 16891364293. The reversal of 16891364264 is 46246319861.

It is not an unprimeable number, because it can be changed into a prime (16891364261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3051179 + ... + 3056709.

It is an arithmetic number, because the mean of its divisors is an integer number (994826475).

Almost surely, 2^16891364264 is an apocalyptic number.

It is an amenable number.

16891364264 is a deficient number, since it is larger than the sum of its proper divisors (14943082936).

16891364264 is a wasteful number, since it uses less digits than its factorization.

16891364264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7433 (or 7429 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 50.

The spelling of 16891364264 in words is "sixteen billion, eight hundred ninety-one million, three hundred sixty-four thousand, two hundred sixty-four".