16165040224 has 24 divisors (see below), whose sum is σ = 32565040200. Its totient is φ = 7894553856.

The previous prime is 16165040207. The next prime is 16165040231. The reversal of 16165040224 is 42204056161.

It is a happy number.

It is a super-2 number, since 2×16165040224² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 5872549 + ... + 5875300.

It is an arithmetic number, because the mean of its divisors is an integer number (1356876675).

Almost surely, 2^16165040224 is an apocalyptic number.

It is an amenable number.

16165040224 is an abundant number, since it is smaller than the sum of its proper divisors (16399999976).

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

16165040224 is a wasteful number, since it uses less digits than its factorization.

16165040224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11747902 (or 11747894 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 16165040224 its reverse (42204056161), we get a palindrome (58369096385).

The spelling of 16165040224 in words is "sixteen billion, one hundred sixty-five million, forty thousand, two hundred twenty-four".