16007169988 has 6 divisors (see below), whose sum is σ = 28012547486. Its totient is φ = 8003584992.

The previous prime is 16007169911. The next prime is 16007170007. The reversal of 16007169988 is 88996170061.

It can be written as a sum of positive squares in only one way, i.e., 9792685764 + 6214484224 = 98958^2 + 78832^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000896245 + ... + 2000896252.

Almost surely, 2^16007169988 is an apocalyptic number.

It is an amenable number.

16007169988 is a deficient number, since it is larger than the sum of its proper divisors (12005377498).

16007169988 is a wasteful number, since it uses less digits than its factorization.

16007169988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001792501 (or 4001792499 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 55.

The spelling of 16007169988 in words is "sixteen billion, seven million, one hundred sixty-nine thousand, nine hundred eighty-eight".