16877432916 has 48 divisors (see below), whose sum is σ = 44181155200. Its totient is φ = 5571187776.

The previous prime is 16877432857. The next prime is 16877432947. The reversal of 16877432916 is 61923477861.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747481 + ... + 769728.

Almost surely, 2^16877432916 is an apocalyptic number.

It is an amenable number.

16877432916 is an abundant number, since it is smaller than the sum of its proper divisors (27303722284).

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

16877432916 is a wasteful number, since it uses less digits than its factorization.

16877432916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517325 (or 1517317 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The spelling of 16877432916 in words is "sixteen billion, eight hundred seventy-seven million, four hundred thirty-two thousand, nine hundred sixteen".