55052203201320 has 128 divisors (see below), whose sum is σ = 177867362937600. Its totient is φ = 13550824034304.

The previous prime is 55052203201301. The next prime is 55052203201367. The reversal of 55052203201320 is 2310230225055.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43734901 + ... + 44976059.

It is an arithmetic number, because the mean of its divisors is an integer number (1389588772950).

Almost surely, 2^{55052203201320} is an apocalyptic number.

It is an amenable number.

55052203201320 is an abundant number, since it is smaller than the sum of its proper divisors (122815159736280).

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

55052203201320 is a wasteful number, since it uses less digits than its factorization.

55052203201320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269619 (or 1269615 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 55052203201320 its reverse (2310230225055), we get a palindrome (57362433426375).

The spelling of 55052203201320 in words is "fifty-five trillion, fifty-two billion, two hundred three million, two hundred one thousand, three hundred twenty".