22494083409 has 96 divisors (see below), whose sum is σ = 40312995840. Its totient is φ = 11794761216.

The previous prime is 22494083401. The next prime is 22494083411. The reversal of 22494083409 is 90438049422.

It is a happy number.

It is not a de Polignac number, because 22494083409 - 2³ = 22494083401 is a prime.

It is a super-2 number, since 2×22494083409² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22494083401) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8023602 + ... + 8026404.

It is an arithmetic number, because the mean of its divisors is an integer number (419927040).

Almost surely, 2^22494083409 is an apocalyptic number.

It is an amenable number.

22494083409 is a deficient number, since it is larger than the sum of its proper divisors (17818912431).

22494083409 is a wasteful number, since it uses less digits than its factorization.

22494083409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019 (or 3016 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 22494083409 in words is "twenty-two billion, four hundred ninety-four million, eighty-three thousand, four hundred nine".