2342440444422 has 64 divisors (see below), whose sum is σ = 5272440638976. Its totient is φ = 688389166080.

The previous prime is 2342440444387. The next prime is 2342440444453. The reversal of 2342440444422 is 2244440442432.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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, 237297 + ... + 2177427.

It is an arithmetic number, because the mean of its divisors is an integer number (82381884984).

Almost surely, 2^{2342440444422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2342440444422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2636220319488).

2342440444422 is an abundant number, since it is smaller than the sum of its proper divisors (2930000194554).

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

2342440444422 is a wasteful number, since it uses less digits than its factorization.

2342440444422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940845.

The product of its (nonzero) digits is 786432, while the sum is 39.

Adding to 2342440444422 its reverse (2244440442432), we get a palindrome (4586880886854).

The spelling of 2342440444422 in words is "two trillion, three hundred forty-two billion, four hundred forty million, four hundred forty-four thousand, four hundred twenty-two".