553213422544 has 60 divisors (see below), whose sum is σ = 1162836091584. Its totient is φ = 254796570112.

The previous prime is 553213422539. The next prime is 553213422563. The reversal of 553213422544 is 445224312355.

It is a junction number, because it is equal to n+sod(n) for n = 553213422497 and 553213422506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1055434 + ... + 1490089.

Almost surely, 2^553213422544 is an apocalyptic number.

It is an amenable number.

553213422544 is an abundant number, since it is smaller than the sum of its proper divisors (609622669040).

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

553213422544 is a wasteful number, since it uses less digits than its factorization.

553213422544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545612 (or 2545589 counting only the distinct ones).

The product of its digits is 576000, while the sum is 40.

Adding to 553213422544 its reverse (445224312355), we get a palindrome (998437734899).

The spelling of 553213422544 in words is "five hundred fifty-three billion, two hundred thirteen million, four hundred twenty-two thousand, five hundred forty-four".