16139885588 has 24 divisors (see below), whose sum is σ = 30269404032. Its totient is φ = 7510450464.

The previous prime is 16139885569. The next prime is 16139885621. The reversal of 16139885588 is 88558893161.

It is a self number, because there is not a number n which added to its sum of digits gives 16139885588.

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, 2367320 + ... + 2374127.

It is an arithmetic number, because the mean of its divisors is an integer number (1261225168).

Almost surely, 2^16139885588 is an apocalyptic number.

It is an amenable number.

16139885588 is a deficient number, since it is larger than the sum of its proper divisors (14129518444).

16139885588 is a wasteful number, since it uses less digits than its factorization.

16139885588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4741511 (or 4741509 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 62.

The spelling of 16139885588 in words is "sixteen billion, one hundred thirty-nine million, eight hundred eighty-five thousand, five hundred eighty-eight".