55243422245 has 8 divisors (see below), whose sum is σ = 72318661920. Its totient is φ = 40177034320.

The previous prime is 55243422233. The next prime is 55243422251. The reversal of 55243422245 is 54222434255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55243422245 - 2¹² = 55243418149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55243422199 and 55243422208.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 502212875 + ... + 502212984.

It is an arithmetic number, because the mean of its divisors is an integer number (9039832740).

Almost surely, 2^55243422245 is an apocalyptic number.

55243422245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55243422245 is a deficient number, since it is larger than the sum of its proper divisors (17075239675).

55243422245 is a wasteful number, since it uses less digits than its factorization.

55243422245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004425875.

The product of its digits is 384000, while the sum is 38.

The spelling of 55243422245 in words is "fifty-five billion, two hundred forty-three million, four hundred twenty-two thousand, two hundred forty-five".