20433113164252 has 12 divisors (see below), whose sum is σ = 35761160580376. Its totient is φ = 10215638712720.

The previous prime is 20433113164193. The next prime is 20433113164301. The reversal of 20433113164252 is 25246131133402.

It is a super-2 number, since 2×20433113164252² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229417263 + ... + 229506310.

Almost surely, 2^{20433113164252} is an apocalyptic number.

It is an amenable number.

20433113164252 is a deficient number, since it is larger than the sum of its proper divisors (15328047416124).

20433113164252 is a wasteful number, since it uses less digits than its factorization.

20433113164252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458934708 (or 458934706 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 20433113164252 its reverse (25246131133402), we get a palindrome (45679244297654).

The spelling of 20433113164252 in words is "twenty trillion, four hundred thirty-three billion, one hundred thirteen million, one hundred sixty-four thousand, two hundred fifty-two".