16200505604 has 12 divisors (see below), whose sum is σ = 28447647564. Its totient is φ = 8072606304.

The previous prime is 16200505577. The next prime is 16200505613. The reversal of 16200505604 is 40650500261.

It can be written as a sum of positive squares in 2 ways, for example, as 10363240000 + 5837265604 = 101800^2 + 76402^2 .

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, 6910307 + ... + 6912650.

It is an arithmetic number, because the mean of its divisors is an integer number (2370637297).

Almost surely, 2^16200505604 is an apocalyptic number.

It is an amenable number.

16200505604 is a deficient number, since it is larger than the sum of its proper divisors (12247141960).

16200505604 is a wasteful number, since it uses less digits than its factorization.

16200505604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13823254 (or 13823252 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 16200505604 in words is "sixteen billion, two hundred million, five hundred five thousand, six hundred four".