55575587303 has 4 divisors (see below), whose sum is σ = 56148531600. Its totient is φ = 55002643008.

The previous prime is 55575587293. The next prime is 55575587329. The reversal of 55575587303 is 30378557555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55575587303 - 2⁸ = 55575587047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55575587363) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 286472003 + ... + 286472196.

It is an arithmetic number, because the mean of its divisors is an integer number (14037132900).

Almost surely, 2^55575587303 is an apocalyptic number.

55575587303 is a deficient number, since it is larger than the sum of its proper divisors (572944297).

55575587303 is an equidigital number, since it uses as much as digits as its factorization.

55575587303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572944296.

The product of its (nonzero) digits is 11025000, while the sum is 53.

The spelling of 55575587303 in words is "fifty-five billion, five hundred seventy-five million, five hundred eighty-seven thousand, three hundred three".