16016889608 has 8 divisors (see below), whose sum is σ = 30031668030. Its totient is φ = 8008444800.

The previous prime is 16016889593. The next prime is 16016889613. The reversal of 16016889608 is 80698861061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15769834084 + 247055524 = 125578^2 + 15718^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 16016889608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001055593 + ... + 1001055608.

Almost surely, 2^16016889608 is an apocalyptic number.

It is an amenable number.

16016889608 is a deficient number, since it is larger than the sum of its proper divisors (14014778422).

16016889608 is a wasteful number, since it uses less digits than its factorization.

16016889608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002111207 (or 2002111203 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 53.

The spelling of 16016889608 in words is "sixteen billion, sixteen million, eight hundred eighty-nine thousand, six hundred eight".