2442255415555 has 4 divisors (see below), whose sum is σ = 2930706498672. Its totient is φ = 1953804332440.

The previous prime is 2442255415543. The next prime is 2442255415559. The reversal of 2442255415555 is 5555145522442.

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

It is not a de Polignac number, because 2442255415555 - 2¹⁹ = 2442254891267 is a prime.

It is a super-2 number, since 2×2442255415555² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2442255415499 and 2442255415508.

It is not an unprimeable number, because it can be changed into a prime (2442255415559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244225541551 + ... + 244225541560.

It is an arithmetic number, because the mean of its divisors is an integer number (732676624668).

Almost surely, 2^{2442255415555} is an apocalyptic number.

2442255415555 is a deficient number, since it is larger than the sum of its proper divisors (488451083117).

2442255415555 is an equidigital number, since it uses as much as digits as its factorization.

2442255415555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488451083116.

The product of its digits is 8000000, while the sum is 49.

The spelling of 2442255415555 in words is "two trillion, four hundred forty-two billion, two hundred fifty-five million, four hundred fifteen thousand, five hundred fifty-five".