20023231416336 has 50 divisors (see below), whose sum is σ = 57953040931742. Its totient is φ = 6674410471680.

The previous prime is 20023231416299. The next prime is 20023231416347. The reversal of 20023231416336 is 63361413232002.

20023231416336 is a `hidden beast` number, since 2 + 0 + 0 + 2 + 3 + 2 + 3 + 14 + 1 + 633 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15797000007936 + 4226231408400 = 3974544^2 + 2055780^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 20023231416336.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7725010825 + ... + 7725013416.

Almost surely, 2^{20023231416336} is an apocalyptic number.

It is an amenable number.

20023231416336 is an abundant number, since it is smaller than the sum of its proper divisors (37929809515406).

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

20023231416336 is a wasteful number, since it uses less digits than its factorization.

20023231416336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15450024261 (or 15450024246 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

Adding to 20023231416336 its reverse (63361413232002), we get a palindrome (83384644648338).

The spelling of 20023231416336 in words is "twenty trillion, twenty-three billion, two hundred thirty-one million, four hundred sixteen thousand, three hundred thirty-six".