22042040004439 has 12 divisors (see below), whose sum is σ = 27613105061304. Its totient is φ = 17439855827184.

The previous prime is 22042040004431. The next prime is 22042040004451. The reversal of 22042040004439 is 93440004024022.

It is not a de Polignac number, because 22042040004439 - 2³ = 22042040004431 is a prime.

It is a super-2 number, since 2×22042040004439² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22042040004431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17301443637 + ... + 17301444910.

It is an arithmetic number, because the mean of its divisors is an integer number (2301092088442).

Almost surely, 2^{22042040004439} is an apocalyptic number.

22042040004439 is a deficient number, since it is larger than the sum of its proper divisors (5571065056865).

22042040004439 is a wasteful number, since it uses less digits than its factorization.

22042040004439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34602888574 (or 34602888567 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 22042040004439 in words is "twenty-two trillion, forty-two billion, forty million, four thousand, four hundred thirty-nine".