22540423315 has 8 divisors (see below), whose sum is σ = 28224530208. Its totient is φ = 17248323840.

The previous prime is 22540423291. The next prime is 22540423331. The reversal of 22540423315 is 51332404522.

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-22540423315 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98001726 + ... + 98001955.

It is an arithmetic number, because the mean of its divisors is an integer number (3528066276).

Almost surely, 2^22540423315 is an apocalyptic number.

22540423315 is a deficient number, since it is larger than the sum of its proper divisors (5684106893).

22540423315 is a wasteful number, since it uses less digits than its factorization.

22540423315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196003709.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 22540423315 its reverse (51332404522), we get a palindrome (73872827837).

The spelling of 22540423315 in words is "twenty-two billion, five hundred forty million, four hundred twenty-three thousand, three hundred fifteen".