5320434400020 has 72 divisors (see below), whose sum is σ = 16138878756000. Its totient is φ = 1418762485440.

The previous prime is 5320434400007. The next prime is 5320434400049. The reversal of 5320434400020 is 200044340235.

5320434400020 is a `hidden beast` number, since 5 + 3 + 204 + 34 + 400 + 0 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16126515 + ... + 16453125.

Almost surely, 2^{5320434400020} is an apocalyptic number.

It is an amenable number.

5320434400020 is an abundant number, since it is smaller than the sum of its proper divisors (10818444355980).

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

5320434400020 is a wasteful number, since it uses less digits than its factorization.

5320434400020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417125 (or 417120 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 5320434400020 its reverse (200044340235), we get a palindrome (5520478740255).

The spelling of 5320434400020 in words is "five trillion, three hundred twenty billion, four hundred thirty-four million, four hundred thousand, twenty".