16049986562664 has 96 divisors (see below), whose sum is σ = 43530078501000. Its totient is φ = 5342448254976.

The previous prime is 16049986562639. The next prime is 16049986562759. The reversal of 16049986562664 is 46626568994061.

16049986562664 is a `hidden beast` number, since 1 + 6 + 0 + 499 + 8 + 6 + 56 + 26 + 64 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 9753691148100 + 6296295414564 = 3123090^2 + 2509242^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 16049986562592 and 16049986562601.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148160232 + ... + 148268520.

Almost surely, 2^{16049986562664} is an apocalyptic number.

It is an amenable number.

16049986562664 is an abundant number, since it is smaller than the sum of its proper divisors (27480091938336).

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

16049986562664 is a wasteful number, since it uses less digits than its factorization.

16049986562664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111187 (or 111180 counting only the distinct ones).

The product of its (nonzero) digits is 806215680, while the sum is 72.

The spelling of 16049986562664 in words is "sixteen trillion, forty-nine billion, nine hundred eighty-six million, five hundred sixty-two thousand, six hundred sixty-four".