22862144489 has 8 divisors (see below), whose sum is σ = 23498737920. Its totient is φ = 22226535216.

The previous prime is 22862144477. The next prime is 22862144507. The reversal of 22862144489 is 98444126822.

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-22862144489 is a prime.

It is a super-2 number, since 2×22862144489² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22862144449) 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 7 ways as a sum of consecutive naturals, for example, 198809 + ... + 291974.

It is an arithmetic number, because the mean of its divisors is an integer number (2937342240).

Almost surely, 2^22862144489 is an apocalyptic number.

It is an amenable number.

22862144489 is a deficient number, since it is larger than the sum of its proper divisors (636593431).

22862144489 is a wasteful number, since it uses less digits than its factorization.

22862144489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492079.

The product of its digits is 1769472, while the sum is 50.

The spelling of 22862144489 in words is "twenty-two billion, eight hundred sixty-two million, one hundred forty-four thousand, four hundred eighty-nine".