16049649808 has 20 divisors (see below), whose sum is σ = 31190153008. Its totient is φ = 8000578080.

The previous prime is 16049649797. The next prime is 16049649823. The reversal of 16049649808 is 80894694061.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509966 + ... + 1520557.

Almost surely, 2^16049649808 is an apocalyptic number.

It is an amenable number.

16049649808 is a deficient number, since it is larger than the sum of its proper divisors (15140503200).

16049649808 is a wasteful number, since it uses less digits than its factorization.

16049649808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030862 (or 3030856 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 16049649808 in words is "sixteen billion, forty-nine million, six hundred forty-nine thousand, eight hundred eight".