21616050144316 has 24 divisors (see below), whose sum is σ = 38857971419120. Its totient is φ = 10513885421952.

The previous prime is 21616050144301. The next prime is 21616050144317. The reversal of 21616050144316 is 61344105061612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21616050144317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13334145 + ... + 14867128.

Almost surely, 2^{21616050144316} is an apocalyptic number.

It is an amenable number.

21616050144316 is a deficient number, since it is larger than the sum of its proper divisors (17241921274804).

21616050144316 is a wasteful number, since it uses less digits than its factorization.

21616050144316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28206493 (or 28206491 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 21616050144316 in words is "twenty-one trillion, six hundred sixteen billion, fifty million, one hundred forty-four thousand, three hundred sixteen".