55303200553 has 4 divisors (see below), whose sum is σ = 55312835968. Its totient is φ = 55293565140.

The previous prime is 55303200551. The next prime is 55303200577. The reversal of 55303200553 is 35500230355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55303200553 - 2¹ = 55303200551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55303200551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4809093 + ... + 4820578.

It is an arithmetic number, because the mean of its divisors is an integer number (13828208992).

Almost surely, 2^55303200553 is an apocalyptic number.

It is an amenable number.

55303200553 is a deficient number, since it is larger than the sum of its proper divisors (9635415).

55303200553 is an equidigital number, since it uses as much as digits as its factorization.

55303200553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9635414.

The product of its (nonzero) digits is 33750, while the sum is 31.

The spelling of 55303200553 in words is "fifty-five billion, three hundred three million, two hundred thousand, five hundred fifty-three".