22287858008 has 32 divisors (see below), whose sum is σ = 45016602960. Its totient is φ = 10283898240.

The previous prime is 22287857993. The next prime is 22287858011. The reversal of 22287858008 is 80085878222.

It is a super-2 number, since 2×22287858008² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 381566 + ... + 436082.

Almost surely, 2^22287858008 is an apocalyptic number.

It is an amenable number.

22287858008 is an abundant number, since it is smaller than the sum of its proper divisors (22728744952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22287858008 is a wasteful number, since it uses less digits than its factorization.

22287858008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58467 (or 58463 counting only the distinct ones).

The product of its (nonzero) digits is 1146880, while the sum is 50.

The spelling of 22287858008 in words is "twenty-two billion, two hundred eighty-seven million, eight hundred fifty-eight thousand, eight".