2040424420422 has 16 divisors (see below), whose sum is σ = 4082331201840. Its totient is φ = 679894413312.

The previous prime is 2040424420421. The next prime is 2040424420429. The reversal of 2040424420422 is 2240244240402.

It is a happy number.

It is a super-2 number, since 2×2040424420422² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2040424420422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040424420421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61747147 + ... + 61780182.

It is an arithmetic number, because the mean of its divisors is an integer number (255145700115).

Almost surely, 2^{2040424420422} is an apocalyptic number.

2040424420422 is an abundant number, since it is smaller than the sum of its proper divisors (2041906781418).

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

2040424420422 is a wasteful number, since it uses less digits than its factorization.

2040424420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123530087.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 2040424420422 its reverse (2240244240402), we get a palindrome (4280668660824).

The spelling of 2040424420422 in words is "two trillion, forty billion, four hundred twenty-four million, four hundred twenty thousand, four hundred twenty-two".