22445315143 has 16 divisors (see below), whose sum is σ = 23506606656. Its totient is φ = 21412166400.

The previous prime is 22445315131. The next prime is 22445315197. The reversal of 22445315143 is 34151354422.

It is not a de Polignac number, because 22445315143 - 2¹⁷ = 22445184071 is a prime.

It is a super-2 number, since 2×22445315143² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22445315099 and 22445315108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22445315843) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 355755 + ... + 414067.

It is an arithmetic number, because the mean of its divisors is an integer number (1469162916).

Almost surely, 2^22445315143 is an apocalyptic number.

22445315143 is a deficient number, since it is larger than the sum of its proper divisors (1061291513).

22445315143 is a wasteful number, since it uses less digits than its factorization.

22445315143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58554.

The product of its digits is 57600, while the sum is 34.

Adding to 22445315143 its reverse (34151354422), we get a palindrome (56596669565).

The spelling of 22445315143 in words is "twenty-two billion, four hundred forty-five million, three hundred fifteen thousand, one hundred forty-three".