16877618688 has 160 divisors (see below), whose sum is σ = 52092665856. Its totient is φ = 4755898368.

The previous prime is 16877618687. The next prime is 16877618701. The reversal of 16877618688 is 88681677861.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16877618687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774145 + ... + 795647.

Almost surely, 2^16877618688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16877618688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26046332928).

16877618688 is an abundant number, since it is smaller than the sum of its proper divisors (35215047168).

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

16877618688 is an equidigital number, since it uses as much as digits as its factorization.

16877618688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21604 (or 21588 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 66.

The spelling of 16877618688 in words is "sixteen billion, eight hundred seventy-seven million, six hundred eighteen thousand, six hundred eighty-eight".