16650452532 has 48 divisors (see below), whose sum is σ = 45833510912. Its totient is φ = 4603811040.

The previous prime is 16650452471. The next prime is 16650452557. The reversal of 16650452532 is 23525405661.

It is a super-2 number, since 2×16650452532² (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 15 ways as a sum of consecutive naturals, for example, 3194488 + ... + 3199695.

Almost surely, 2^16650452532 is an apocalyptic number.

16650452532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16650452532 is an abundant number, since it is smaller than the sum of its proper divisors (29183058380).

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

16650452532 is a wasteful number, since it uses less digits than its factorization.

16650452532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6394228 (or 6394226 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 16650452532 in words is "sixteen billion, six hundred fifty million, four hundred fifty-two thousand, five hundred thirty-two".