22345244315420 has 96 divisors (see below), whose sum is σ = 52733535321600. Its totient is φ = 7891570494720.

The previous prime is 22345244315419. The next prime is 22345244315477. The reversal of 22345244315420 is 2451344254322.

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, 310750631 + ... + 310822529.

It is an arithmetic number, because the mean of its divisors is an integer number (549307659600).

Almost surely, 2^{22345244315420} is an apocalyptic number.

22345244315420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22345244315420 is an abundant number, since it is smaller than the sum of its proper divisors (30388291006180).

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

22345244315420 is a wasteful number, since it uses less digits than its factorization.

22345244315420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123915 (or 123913 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 22345244315420 its reverse (2451344254322), we get a palindrome (24796588569742).

The spelling of 22345244315420 in words is "twenty-two trillion, three hundred forty-five billion, two hundred forty-four million, three hundred fifteen thousand, four hundred twenty".