16411253656 has 24 divisors (see below), whose sum is σ = 35794954620. Its totient is φ = 7033394256.

The previous prime is 16411253611. The next prime is 16411253659. The reversal of 16411253656 is 65635211461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16411253659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20932330 + ... + 20933113.

Almost surely, 2^16411253656 is an apocalyptic number.

It is an amenable number.

16411253656 is an abundant number, since it is smaller than the sum of its proper divisors (19383700964).

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

16411253656 is a wasteful number, since it uses less digits than its factorization.

16411253656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41865463 (or 41865452 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The spelling of 16411253656 in words is "sixteen billion, four hundred eleven million, two hundred fifty-three thousand, six hundred fifty-six".