16291923392 has 28 divisors (see below), whose sum is σ = 32346784176. Its totient is φ = 8141552640.

The previous prime is 16291923379. The next prime is 16291923419. The reversal of 16291923392 is 29332919261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51917 + ... + 187827.

It is an arithmetic number, because the mean of its divisors is an integer number (1155242292).

Almost surely, 2^16291923392 is an apocalyptic number.

It is an amenable number.

16291923392 is a deficient number, since it is larger than the sum of its proper divisors (16054860784).

16291923392 is a wasteful number, since it uses less digits than its factorization.

16291923392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137796 (or 137786 counting only the distinct ones).

The product of its digits is 314928, while the sum is 47.

The spelling of 16291923392 in words is "sixteen billion, two hundred ninety-one million, nine hundred twenty-three thousand, three hundred ninety-two".