20343664214652 has 24 divisors (see below), whose sum is σ = 47474409652432. Its totient is φ = 6780384288000.

The previous prime is 20343664214647. The next prime is 20343664214677. The reversal of 20343664214652 is 25641246634302.

It is a super-2 number, since 2×20343664214652² (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 7 ways as a sum of consecutive naturals, for example, 104538349 + ... + 104732772.

Almost surely, 2^{20343664214652} is an apocalyptic number.

It is an amenable number.

20343664214652 is an abundant number, since it is smaller than the sum of its proper divisors (27130745437780).

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

20343664214652 is a wasteful number, since it uses less digits than its factorization.

20343664214652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209279229 (or 209279227 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 48.

The spelling of 20343664214652 in words is "twenty trillion, three hundred forty-three billion, six hundred sixty-four million, two hundred fourteen thousand, six hundred fifty-two".