20323630263366 has 96 divisors (see below), whose sum is σ = 45489368171520. Its totient is φ = 6554206038528.

The previous prime is 20323630263359. The next prime is 20323630263371. The reversal of 20323630263366 is 66336203632302.

20323630263366 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 3 + 6 + 3 + 0 + 2 + 633 + 6 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68702425 + ... + 68997611.

It is an arithmetic number, because the mean of its divisors is an integer number (473847585120).

Almost surely, 2^{20323630263366} is an apocalyptic number.

20323630263366 is an abundant number, since it is smaller than the sum of its proper divisors (25165737908154).

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

20323630263366 is a wasteful number, since it uses less digits than its factorization.

20323630263366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296178 (or 296175 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 45.

Adding to 20323630263366 its reverse (66336203632302), we get a palindrome (86659833895668).

The spelling of 20323630263366 in words is "twenty trillion, three hundred twenty-three billion, six hundred thirty million, two hundred sixty-three thousand, three hundred sixty-six".