22542450215 has 8 divisors (see below), whose sum is σ = 27100945248. Its totient is φ = 18000623520.

The previous prime is 22542450199. The next prime is 22542450253. The reversal of 22542450215 is 51205424522.

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

It is not a de Polignac number, because 22542450215 - 2⁴ = 22542450199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4164107 + ... + 4169516.

It is an arithmetic number, because the mean of its divisors is an integer number (3387618156).

Almost surely, 2^22542450215 is an apocalyptic number.

22542450215 is a deficient number, since it is larger than the sum of its proper divisors (4558495033).

22542450215 is an equidigital number, since it uses as much as digits as its factorization.

22542450215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8334169.

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 22542450215 its reverse (51205424522), we get a palindrome (73747874737).

The spelling of 22542450215 in words is "twenty-two billion, five hundred forty-two million, four hundred fifty thousand, two hundred fifteen".