22145223514415 has 8 divisors (see below), whose sum is σ = 26575018627968. Its totient is φ = 17715678537760.

The previous prime is 22145223514409. The next prime is 22145223514459. The reversal of 22145223514415 is 51441532254122.

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

It is not a de Polignac number, because 22145223514415 - 2⁴ = 22145223514399 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, 62339396 + ... + 62693625.

It is an arithmetic number, because the mean of its divisors is an integer number (3321877328496).

Almost surely, 2^{22145223514415} is an apocalyptic number.

22145223514415 is a deficient number, since it is larger than the sum of its proper divisors (4429795113553).

22145223514415 is a wasteful number, since it uses less digits than its factorization.

22145223514415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125068449.

The product of its digits is 384000, while the sum is 41.

Adding to 22145223514415 its reverse (51441532254122), we get a palindrome (73586755768537).

The spelling of 22145223514415 in words is "twenty-two trillion, one hundred forty-five billion, two hundred twenty-three million, five hundred fourteen thousand, four hundred fifteen".