55304040355 has 4 divisors (see below), whose sum is σ = 66364848432. Its totient is φ = 44243232280.

The previous prime is 55304040347. The next prime is 55304040361.

55304040355 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55304040355 - 2³ = 55304040347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55304040355.

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 3 ways as a sum of consecutive naturals, for example, 5530404031 + ... + 5530404040.

It is an arithmetic number, because the mean of its divisors is an integer number (16591212108).

Almost surely, 2^55304040355 is an apocalyptic number.

55304040355 is a deficient number, since it is larger than the sum of its proper divisors (11060808077).

55304040355 is a wasteful number, since it uses less digits than its factorization.

55304040355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060808076.

The product of its (nonzero) digits is 90000, while the sum is 34.

It can be divided in two parts, 553040 and 40355, that added together give a palindrome (593395).

The spelling of 55304040355 in words is "fifty-five billion, three hundred four million, forty thousand, three hundred fifty-five".