55532432200 has 96 divisors (see below), whose sum is σ = 147608856000. Its totient is φ = 19033079040.

The previous prime is 55532432183. The next prime is 55532432251. The reversal of 55532432200 is 223423555.

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, 5733762 + ... + 5743438.

It is an arithmetic number, because the mean of its divisors is an integer number (1537592250).

Almost surely, 2^55532432200 is an apocalyptic number.

55532432200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55532432200 is an abundant number, since it is smaller than the sum of its proper divisors (92076423800).

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

55532432200 is a wasteful number, since it uses less digits than its factorization.

55532432200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13799 (or 13790 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 55532432200 its reverse (223423555), we get a palindrome (55755855755).

The spelling of 55532432200 in words is "fifty-five billion, five hundred thirty-two million, four hundred thirty-two thousand, two hundred".