11605630216 has 16 divisors (see below), whose sum is σ = 21813767100. Its totient is φ = 5788625664.

The previous prime is 11605630151. The next prime is 11605630249. The reversal of 11605630216 is 61203650611.

It can be written as a sum of positive squares in 2 ways, for example, as 11601444100 + 4186116 = 107710^2 + 2046^2 .

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, 1770205 + ... + 1776748.

Almost surely, 2^11605630216 is an apocalyptic number.

It is an amenable number.

11605630216 is a deficient number, since it is larger than the sum of its proper divisors (10208136884).

11605630216 is a wasteful number, since it uses less digits than its factorization.

11605630216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547368 (or 3547364 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 11605630216 in words is "eleven billion, six hundred five million, six hundred thirty thousand, two hundred sixteen".