55553355420303 has 16 divisors (see below), whose sum is σ = 79771940089856. Its totient is φ = 34185386193120.

The previous prime is 55553355420287. The next prime is 55553355420317. The reversal of 55553355420303 is 30302455335555.

It is not a de Polignac number, because 55553355420303 - 2⁴ = 55553355420287 is a prime.

It is a super-2 number, since 2×55553355420303² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55553355470303) 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 15 ways as a sum of consecutive naturals, for example, 25915675 + ... + 27977292.

It is an arithmetic number, because the mean of its divisors is an integer number (4985746255616).

Almost surely, 2^{55553355420303} is an apocalyptic number.

55553355420303 is a deficient number, since it is larger than the sum of its proper divisors (24218584669553).

55553355420303 is a wasteful number, since it uses less digits than its factorization.

55553355420303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53919414.

The product of its (nonzero) digits is 10125000, while the sum is 48.

The spelling of 55553355420303 in words is "fifty-five trillion, five hundred fifty-three billion, three hundred fifty-five million, four hundred twenty thousand, three hundred three".