16285746824 has 16 divisors (see below), whose sum is σ = 30538103820. Its totient is φ = 8142252480.

The previous prime is 16285746779. The next prime is 16285746839. The reversal of 16285746824 is 42864758261.

It can be written as a sum of positive squares in 2 ways, for example, as 16131540100 + 154206724 = 127010^2 + 12418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45302 + ... + 186074.

Almost surely, 2^16285746824 is an apocalyptic number.

It is an amenable number.

16285746824 is a deficient number, since it is larger than the sum of its proper divisors (14252356996).

16285746824 is a wasteful number, since it uses less digits than its factorization.

16285746824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155240 (or 155236 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 53.

The spelling of 16285746824 in words is "sixteen billion, two hundred eighty-five million, seven hundred forty-six thousand, eight hundred twenty-four".