2422778772242 has 8 divisors (see below), whose sum is σ = 3634177788732. Its totient is φ = 1211386176000.

The previous prime is 2422778772223. The next prime is 2422778772287.

2422778772242 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 2366216139001 + 56562633241 = 1538251^2 + 237829^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 513059 + ... + 2260262.

Almost surely, 2^{2422778772242} is an apocalyptic number.

2422778772242 is a deficient number, since it is larger than the sum of its proper divisors (1211399016490).

2422778772242 is a wasteful number, since it uses less digits than its factorization.

2422778772242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210124.

The product of its digits is 19668992, while the sum is 56.

The spelling of 2422778772242 in words is "two trillion, four hundred twenty-two billion, seven hundred seventy-eight million, seven hundred seventy-two thousand, two hundred forty-two".