16641952356 has 24 divisors (see below), whose sum is σ = 38833875360. Its totient is φ = 5546938432.

The previous prime is 16641952337. The next prime is 16641952387. The reversal of 16641952356 is 65325914661.

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, 178735 + ... + 255401.

It is an arithmetic number, because the mean of its divisors is an integer number (1618078140).

Almost surely, 2^16641952356 is an apocalyptic number.

It is an amenable number.

16641952356 is an abundant number, since it is smaller than the sum of its proper divisors (22191923004).

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

16641952356 is a wasteful number, since it uses less digits than its factorization.

16641952356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94763 (or 94761 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 48.

The spelling of 16641952356 in words is "sixteen billion, six hundred forty-one million, nine hundred fifty-two thousand, three hundred fifty-six".