55003320544200 has 288 divisors, whose sum is σ = 202961474321760. Its totient is φ = 12279810816000.

The previous prime is 55003320544187. The next prime is 55003320544223. The reversal of 55003320544200 is 244502330055.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20490001 + ... + 23018400.

It is an arithmetic number, because the mean of its divisors is an integer number (704727341395).

Almost surely, 2^{55003320544200} is an apocalyptic number.

55003320544200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55003320544200 is an abundant number, since it is smaller than the sum of its proper divisors (147958153777560).

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

55003320544200 is a wasteful number, since it uses less digits than its factorization.

55003320544200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43508477 (or 43508461 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 55003320544200 its reverse (244502330055), we get a palindrome (55247822874255).

The spelling of 55003320544200 in words is "fifty-five trillion, three billion, three hundred twenty million, five hundred forty-four thousand, two hundred".