55243434255 has 32 divisors (see below), whose sum is σ = 89103345408. Its totient is φ = 29225414400.

The previous prime is 55243434221. The next prime is 55243434263.

55243434255 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55243434255 - 2²¹ = 55241337103 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5911947 + ... + 5921283.

It is an arithmetic number, because the mean of its divisors is an integer number (2784479544).

Almost surely, 2^55243434255 is an apocalyptic number.

55243434255 is a deficient number, since it is larger than the sum of its proper divisors (33859911153).

55243434255 is a wasteful number, since it uses less digits than its factorization.

55243434255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12487.

The product of its digits is 1440000, while the sum is 42.

The spelling of 55243434255 in words is "fifty-five billion, two hundred forty-three million, four hundred thirty-four thousand, two hundred fifty-five".