2420243555 has 8 divisors (see below), whose sum is σ = 2907594144. Its totient is φ = 1933993600.

The previous prime is 2420243549. The next prime is 2420243587. The reversal of 2420243555 is 5553420242.

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

It is not a de Polignac number, because 2420243555 - 2²⁴ = 2403466339 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270311 + ... + 279120.

It is an arithmetic number, because the mean of its divisors is an integer number (363449268).

Almost surely, 2^2420243555 is an apocalyptic number.

2420243555 is a deficient number, since it is larger than the sum of its proper divisors (487350589).

2420243555 is an equidigital number, since it uses as much as digits as its factorization.

2420243555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550317.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2420243555 is about 49195.9709224241. The cubic root of 2420243555 is about 1342.6197274585.

Adding to 2420243555 its reverse (5553420242), we get a palindrome (7973663797).

The spelling of 2420243555 in words is "two billion, four hundred twenty million, two hundred forty-three thousand, five hundred fifty-five".