16774886100 has 144 divisors (see below), whose sum is σ = 56968381568. Its totient is φ = 3730613760.

The previous prime is 16774886053. The next prime is 16774886123. The reversal of 16774886100 is 168847761.

It is a self number, because there is not a number n which added to its sum of digits gives 16774886100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30247 + ... + 185646.

Almost surely, 2^16774886100 is an apocalyptic number.

16774886100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16774886100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28484190784).

16774886100 is an abundant number, since it is smaller than the sum of its proper divisors (40193495468).

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

16774886100 is a wasteful number, since it uses less digits than its factorization.

16774886100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215954 (or 215947 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 48.

The spelling of 16774886100 in words is "sixteen billion, seven hundred seventy-four million, eight hundred eighty-six thousand, one hundred".