16326387832 has 32 divisors (see below), whose sum is σ = 31782199680. Its totient is φ = 7854180480.

The previous prime is 16326387829. The next prime is 16326387841. The reversal of 16326387832 is 23878362361.

It is a congruent number.

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, 147363 + ... + 233170.

It is an arithmetic number, because the mean of its divisors is an integer number (993193740).

Almost surely, 2^16326387832 is an apocalyptic number.

It is an amenable number.

16326387832 is a deficient number, since it is larger than the sum of its proper divisors (15455811848).

16326387832 is a wasteful number, since it uses less digits than its factorization.

16326387832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380743 (or 380739 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 49.

The spelling of 16326387832 in words is "sixteen billion, three hundred twenty-six million, three hundred eighty-seven thousand, eight hundred thirty-two".