55300027800 has 48 divisors (see below), whose sum is σ = 171430088040. Its totient is φ = 14746673920.

The previous prime is 55300027793. The next prime is 55300027807. The reversal of 55300027800 is 872000355.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55300027793) and next prime (55300027807).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55300027807) 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, 46082757 + ... + 46083956.

Almost surely, 2^55300027800 is an apocalyptic number.

55300027800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55300027800 is an abundant number, since it is smaller than the sum of its proper divisors (116130060240).

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

55300027800 is a wasteful number, since it uses less digits than its factorization.

55300027800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92166732 (or 92166723 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The spelling of 55300027800 in words is "fifty-five billion, three hundred million, twenty-seven thousand, eight hundred".