22522320037 has 8 divisors (see below), whose sum is σ = 25744187456. Its totient is φ = 19301550912.

The previous prime is 22522320031. The next prime is 22522320049. The reversal of 22522320037 is 73002322522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-22522320037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22522319987 and 22522320014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522320031) 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, 230148 + ... + 313069.

It is an arithmetic number, because the mean of its divisors is an integer number (3218023432).

Almost surely, 2^22522320037 is an apocalyptic number.

It is an amenable number.

22522320037 is a deficient number, since it is larger than the sum of its proper divisors (3221867419).

22522320037 is an equidigital number, since it uses as much as digits as its factorization.

22522320037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549147.

The product of its (nonzero) digits is 10080, while the sum is 28.

Adding to 22522320037 its reverse (73002322522), we get a palindrome (95524642559).

The spelling of 22522320037 in words is "twenty-two billion, five hundred twenty-two million, three hundred twenty thousand, thirty-seven".