16776280472 has 32 divisors (see below), whose sum is σ = 36003637920. Its totient is φ = 7178941440.

The previous prime is 16776280363. The next prime is 16776280513. The reversal of 16776280472 is 27408267761.

It is a self number, because there is not a number n which added to its sum of digits gives 16776280472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189593 + ... + 263624.

It is an arithmetic number, because the mean of its divisors is an integer number (1125113685).

Almost surely, 2^16776280472 is an apocalyptic number.

It is an amenable number.

16776280472 is an abundant number, since it is smaller than the sum of its proper divisors (19227357448).

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

16776280472 is a wasteful number, since it uses less digits than its factorization.

16776280472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453891 (or 453887 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 16776280472 in words is "sixteen billion, seven hundred seventy-six million, two hundred eighty thousand, four hundred seventy-two".