20333868366 has 32 divisors (see below), whose sum is σ = 47114097408. Its totient is φ = 5730091200.

The previous prime is 20333868353. The next prime is 20333868377. The reversal of 20333868366 is 66386833302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3312960 + ... + 3319091.

It is an arithmetic number, because the mean of its divisors is an integer number (1472315544).

Almost surely, 2^20333868366 is an apocalyptic number.

20333868366 is an abundant number, since it is smaller than the sum of its proper divisors (26780229042).

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

20333868366 is a wasteful number, since it uses less digits than its factorization.

20333868366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6632136.

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 20333868366 in words is "twenty billion, three hundred thirty-three million, eight hundred sixty-eight thousand, three hundred sixty-six".