22433042340440 has 32 divisors (see below), whose sum is σ = 51648167252880. Its totient is φ = 8764537471872.

The previous prime is 22433042340413. The next prime is 22433042340461. The reversal of 22433042340440 is 4404324033422.

It is a self number, because there is not a number n which added to its sum of digits gives 22433042340440.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6521231519 + ... + 6521234958.

Almost surely, 2^{22433042340440} is an apocalyptic number.

22433042340440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22433042340440 is an abundant number, since it is smaller than the sum of its proper divisors (29215124912440).

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

22433042340440 is a wasteful number, since it uses less digits than its factorization.

22433042340440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13042466531 (or 13042466527 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 22433042340440 its reverse (4404324033422), we get a palindrome (26837366373862).

The spelling of 22433042340440 in words is "twenty-two trillion, four hundred thirty-three billion, forty-two million, three hundred forty thousand, four hundred forty".