22540344315 has 16 divisors (see below), whose sum is σ = 37039269408. Its totient is φ = 11696610816.

The previous prime is 22540344293. The next prime is 22540344341. The reversal of 22540344315 is 51344304522.

It is not a de Polignac number, because 22540344315 - 2¹⁰ = 22540343291 is a prime.

It is a super-3 number, since 3×22540344315³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20306062 + ... + 20307171.

It is an arithmetic number, because the mean of its divisors is an integer number (2314954338).

Almost surely, 2^22540344315 is an apocalyptic number.

22540344315 is a deficient number, since it is larger than the sum of its proper divisors (14498925093).

22540344315 is a wasteful number, since it uses less digits than its factorization.

22540344315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40613278.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 22540344315 its reverse (51344304522), we get a palindrome (73884648837).

The spelling of 22540344315 in words is "twenty-two billion, five hundred forty million, three hundred forty-four thousand, three hundred fifteen".