553143505432 has 48 divisors (see below), whose sum is σ = 1210403862360. Its totient is φ = 236289263616.

The previous prime is 553143505429. The next prime is 553143505433. The reversal of 553143505432 is 234505341355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553143505433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2177833 + ... + 2418520.

Almost surely, 2^553143505432 is an apocalyptic number.

It is an amenable number.

553143505432 is an abundant number, since it is smaller than the sum of its proper divisors (657260356928).

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

553143505432 is a wasteful number, since it uses less digits than its factorization.

553143505432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4596680 (or 4596669 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 553143505432 its reverse (234505341355), we get a palindrome (787648846787).

The spelling of 553143505432 in words is "five hundred fifty-three billion, one hundred forty-three million, five hundred five thousand, four hundred thirty-two".