16408082756 has 24 divisors (see below), whose sum is σ = 30926524440. Its totient is φ = 7572079872.

The previous prime is 16408082737. The next prime is 16408082767. The reversal of 16408082756 is 65728080461.

It can be written as a sum of positive squares in 4 ways, for example, as 2675992900 + 13732089856 = 51730^2 + 117184^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16408082756.

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, 701360 + ... + 724376.

It is an arithmetic number, because the mean of its divisors is an integer number (1288605185).

Almost surely, 2^16408082756 is an apocalyptic number.

It is an amenable number.

16408082756 is a deficient number, since it is larger than the sum of its proper divisors (14518441684).

16408082756 is a wasteful number, since it uses less digits than its factorization.

16408082756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36743 (or 36741 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 16408082756 in words is "sixteen billion, four hundred eight million, eighty-two thousand, seven hundred fifty-six".