16145628636 has 24 divisors (see below), whose sum is σ = 37809145360. Its totient is φ = 5362445952.

The previous prime is 16145628601. The next prime is 16145628677. The reversal of 16145628636 is 63682654161.

It is a super-3 number, since 3×16145628636³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2425321 + ... + 2431968.

Almost surely, 2^16145628636 is an apocalyptic number.

It is an amenable number.

16145628636 is an abundant number, since it is smaller than the sum of its proper divisors (21663516724).

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

16145628636 is a wasteful number, since it uses less digits than its factorization.

16145628636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4857573 (or 4857571 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The spelling of 16145628636 in words is "sixteen billion, one hundred forty-five million, six hundred twenty-eight thousand, six hundred thirty-six".