55505233200 has 120 divisors (see below), whose sum is σ = 177862741056. Its totient is φ = 14796320000.

The previous prime is 55505233187. The next prime is 55505233237. The reversal of 55505233200 is 233250555.

55505233200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

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

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, 4615195 + ... + 4627205.

Almost surely, 2^55505233200 is an apocalyptic number.

55505233200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55505233200 is an abundant number, since it is smaller than the sum of its proper divisors (122357507856).

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

55505233200 is a wasteful number, since it uses less digits than its factorization.

55505233200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15883 (or 15872 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 30.

Adding to 55505233200 its reverse (233250555), we get a palindrome (55738483755).

The spelling of 55505233200 in words is "fifty-five billion, five hundred five million, two hundred thirty-three thousand, two hundred".