16013391884 has 36 divisors (see below), whose sum is σ = 32798748024. Its totient is φ = 6820765056.

The previous prime is 16013391871. The next prime is 16013391931. The reversal of 16013391884 is 48819331061.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218669 + ... + 282564.

It is an arithmetic number, because the mean of its divisors is an integer number (911076334).

Almost surely, 2^16013391884 is an apocalyptic number.

16013391884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16013391884 is an abundant number, since it is smaller than the sum of its proper divisors (16785356140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16013391884 is a wasteful number, since it uses less digits than its factorization.

16013391884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501414 (or 501405 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The spelling of 16013391884 in words is "sixteen billion, thirteen million, three hundred ninety-one thousand, eight hundred eighty-four".