22540320367 has 4 divisors (see below), whose sum is σ = 23520334320. Its totient is φ = 21560306416.

The previous prime is 22540320251. The next prime is 22540320401. The reversal of 22540320367 is 76302304522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22540320367 - 2¹¹ = 22540318319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22540320167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490006942 + ... + 490006987.

It is an arithmetic number, because the mean of its divisors is an integer number (5880083580).

Almost surely, 2^22540320367 is an apocalyptic number.

22540320367 is a deficient number, since it is larger than the sum of its proper divisors (980013953).

22540320367 is an equidigital number, since it uses as much as digits as its factorization.

22540320367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980013952.

The product of its (nonzero) digits is 60480, while the sum is 34.

Adding to 22540320367 its reverse (76302304522), we get a palindrome (98842624889).

The spelling of 22540320367 in words is "twenty-two billion, five hundred forty million, three hundred twenty thousand, three hundred sixty-seven".