16132220136 has 48 divisors (see below), whose sum is σ = 44515806660. Its totient is φ = 5275944960.

The previous prime is 16132220077. The next prime is 16132220177. The reversal of 16132220136 is 63102223161.

16132220136 is a `hidden beast` number, since 1 + 613 + 22 + 20 + 1 + 3 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 15195492900 + 936727236 = 123270^2 + 30606^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2109945 + ... + 2117576.

Almost surely, 2^16132220136 is an apocalyptic number.

It is an amenable number.

16132220136 is an abundant number, since it is smaller than the sum of its proper divisors (28383586524).

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

16132220136 is a wasteful number, since it uses less digits than its factorization.

16132220136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227586 (or 4227579 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 16132220136 its reverse (63102223161), we get a palindrome (79234443297).

The spelling of 16132220136 in words is "sixteen billion, one hundred thirty-two million, two hundred twenty thousand, one hundred thirty-six".