16749220900 has 36 divisors (see below), whose sum is σ = 36961853040. Its totient is φ = 6586132000.

The previous prime is 16749220897. The next prime is 16749220909. The reversal of 16749220900 is 902294761.

It is not an unprimeable number, because it can be changed into a prime (16749220909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1413526 + ... + 1425325.

It is an arithmetic number, because the mean of its divisors is an integer number (1026718140).

Almost surely, 2^16749220900 is an apocalyptic number.

16749220900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16749220900 is an abundant number, since it is smaller than the sum of its proper divisors (20212632140).

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

16749220900 is a wasteful number, since it uses less digits than its factorization.

16749220900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838924 (or 2838917 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 16749220900 in words is "sixteen billion, seven hundred forty-nine million, two hundred twenty thousand, nine hundred".