16045056004 has 6 divisors (see below), whose sum is σ = 28078848014. Its totient is φ = 8022528000.

The previous prime is 16045055969. The next prime is 16045056047. The reversal of 16045056004 is 40065054061.

It can be written as a sum of positive squares in only one way, i.e., 15269544900 + 775511104 = 123570^2 + 27848^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005631997 + ... + 2005632004.

Almost surely, 2^16045056004 is an apocalyptic number.

It is an amenable number.

16045056004 is a deficient number, since it is larger than the sum of its proper divisors (12033792010).

16045056004 is a wasteful number, since it uses less digits than its factorization.

16045056004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4011264005 (or 4011264003 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 16045056004 in words is "sixteen billion, forty-five million, fifty-six thousand, four".