553454024220 has 72 divisors (see below), whose sum is σ = 1732965736320. Its totient is φ = 142826843520.

The previous prime is 553454024161. The next prime is 553454024257. The reversal of 553454024220 is 22420454355.

553454024220 is a `hidden beast` number, since 5 + 53 + 4 + 540 + 2 + 42 + 20 = 666.

It is a super-2 number, since 2×553454024220² (a number of 24 digits) contains 22 as substring.

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

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, 49587075 + ... + 49598234.

It is an arithmetic number, because the mean of its divisors is an integer number (24068968560).

Almost surely, 2^553454024220 is an apocalyptic number.

It is an amenable number.

553454024220 is an abundant number, since it is smaller than the sum of its proper divisors (1179511712100).

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

553454024220 is a wasteful number, since it uses less digits than its factorization.

553454024220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99185355 (or 99185350 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 553454024220 its reverse (22420454355), we get a palindrome (575874478575).

The spelling of 553454024220 in words is "five hundred fifty-three billion, four hundred fifty-four million, twenty-four thousand, two hundred twenty".