22042424515 has 16 divisors (see below), whose sum is σ = 26664566400. Its totient is φ = 17491824000.

The previous prime is 22042424513. The next prime is 22042424549. The reversal of 22042424515 is 51542424022.

It is not a de Polignac number, because 22042424515 - 2¹ = 22042424513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22042424513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 539797 + ... + 579193.

It is an arithmetic number, because the mean of its divisors is an integer number (1666535400).

Almost surely, 2^22042424515 is an apocalyptic number.

22042424515 is a deficient number, since it is larger than the sum of its proper divisors (4622141885).

22042424515 is a wasteful number, since it uses less digits than its factorization.

22042424515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40302.

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 22042424515 its reverse (51542424022), we get a palindrome (73584848537).

The spelling of 22042424515 in words is "twenty-two billion, forty-two million, four hundred twenty-four thousand, five hundred fifteen".