16333664390 has 48 divisors (see below), whose sum is σ = 30085018704. Its totient is φ = 6384562560.

The previous prime is 16333664387. The next prime is 16333664401. The reversal of 16333664390 is 9346633361.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

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 23 ways as a sum of consecutive naturals, for example, 6063884 + ... + 6066576.

It is an arithmetic number, because the mean of its divisors is an integer number (626771223).

Almost surely, 2^16333664390 is an apocalyptic number.

16333664390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16333664390 is a deficient number, since it is larger than the sum of its proper divisors (13751354314).

16333664390 is a wasteful number, since it uses less digits than its factorization.

16333664390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2985 (or 2924 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 44.

The spelling of 16333664390 in words is "sixteen billion, three hundred thirty-three million, six hundred sixty-four thousand, three hundred ninety".