16194159100 has 36 divisors (see below), whose sum is σ = 40161516304. Its totient is φ = 5552282880.

The previous prime is 16194159077. The next prime is 16194159139. The reversal of 16194159100 is 195149161.

It is a super-2 number, since 2×16194159100² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16194159100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11566557 + ... + 11567956.

Almost surely, 2^16194159100 is an apocalyptic number.

16194159100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16194159100 is an abundant number, since it is smaller than the sum of its proper divisors (23967357204).

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

16194159100 is a wasteful number, since it uses less digits than its factorization.

16194159100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23134534 (or 23134527 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 37.

The spelling of 16194159100 in words is "sixteen billion, one hundred ninety-four million, one hundred fifty-nine thousand, one hundred".