553512440400 has 60 divisors (see below), whose sum is σ = 1773084854592. Its totient is φ = 147603317120.

The previous prime is 553512440387. The next prime is 553512440447. The reversal of 553512440400 is 4044215355.

It is a tau number, because it is divible by the number of its divisors (60).

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, 230628984 + ... + 230631383.

Almost surely, 2^553512440400 is an apocalyptic number.

553512440400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

553512440400 is an abundant number, since it is smaller than the sum of its proper divisors (1219572414192).

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

553512440400 is a wasteful number, since it uses less digits than its factorization.

553512440400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461260388 (or 461260377 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 553512440400 its reverse (4044215355), we get a palindrome (557556655755).

The spelling of 553512440400 in words is "five hundred fifty-three billion, five hundred twelve million, four hundred forty thousand, four hundred".