16633253944 has 16 divisors (see below), whose sum is σ = 31311607320. Its totient is φ = 8283492000.

The previous prime is 16633253939. The next prime is 16633253957. The reversal of 16633253944 is 44935233661.

It is a junction number, because it is equal to n+sod(n) for n = 16633253894 and 16633253903.

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 3 ways as a sum of consecutive naturals, for example, 4139739 + ... + 4143754.

Almost surely, 2^16633253944 is an apocalyptic number.

It is an amenable number.

16633253944 is a deficient number, since it is larger than the sum of its proper divisors (14678353376).

16633253944 is a wasteful number, since it uses less digits than its factorization.

16633253944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8283750 (or 8283746 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 46.

The spelling of 16633253944 in words is "sixteen billion, six hundred thirty-three million, two hundred fifty-three thousand, nine hundred forty-four".