2422444402242 has 64 divisors (see below), whose sum is σ = 5437603353600. Its totient is φ = 799325654400.

The previous prime is 2422444402223. The next prime is 2422444402283. The reversal of 2422444402242 is 2422044442242.

2422444402242 is a `hidden beast` number, since 2 + 4 + 2 + 2 + 4 + 4 + 4 + 402 + 242 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2422444402197 and 2422444402206.

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, 28749598 + ... + 28833734.

It is an arithmetic number, because the mean of its divisors is an integer number (84962552400).

Almost surely, 2^{2422444402242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2422444402242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2718801676800).

2422444402242 is an abundant number, since it is smaller than the sum of its proper divisors (3015158951358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2422444402242 is a wasteful number, since it uses less digits than its factorization.

2422444402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89528 (or 89522 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 2422444402242 its reverse (2422044442242), we get a palindrome (4844488844484).

The spelling of 2422444402242 in words is "two trillion, four hundred twenty-two billion, four hundred forty-four million, four hundred two thousand, two hundred forty-two".