22028324859 has 6 divisors (see below), whose sum is σ = 31818691476. Its totient is φ = 14685549900.

The previous prime is 22028324839. The next prime is 22028324867. The reversal of 22028324859 is 95842382022.

22028324859 is a `hidden beast` number, since 220 + 28 + 324 + 85 + 9 = 666.

It is not a de Polignac number, because 22028324859 - 2⁵ = 22028324827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22028324809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223795817 + ... + 1223795834.

It is an arithmetic number, because the mean of its divisors is an integer number (5303115246).

Almost surely, 2^22028324859 is an apocalyptic number.

22028324859 is a deficient number, since it is larger than the sum of its proper divisors (9790366617).

22028324859 is a wasteful number, since it uses less digits than its factorization.

22028324859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447591657 (or 2447591654 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 22028324859 in words is "twenty-two billion, twenty-eight million, three hundred twenty-four thousand, eight hundred fifty-nine".