20240073565720 has 64 divisors (see below), whose sum is σ = 45799242847200. Its totient is φ = 8049980451840.

The previous prime is 20240073565667. The next prime is 20240073565819. The reversal of 20240073565720 is 2756537004202.

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, 72757132 + ... + 73034788.

Almost surely, 2^{20240073565720} is an apocalyptic number.

20240073565720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20240073565720 is an abundant number, since it is smaller than the sum of its proper divisors (25559169281480).

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

20240073565720 is a wasteful number, since it uses less digits than its factorization.

20240073565720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288028 (or 288024 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 43.

The spelling of 20240073565720 in words is "twenty trillion, two hundred forty billion, seventy-three million, five hundred sixty-five thousand, seven hundred twenty".