22858002036 has 84 divisors (see below), whose sum is σ = 60448041472. Its totient is φ = 7559216784.

The previous prime is 22858002023. The next prime is 22858002053. The reversal of 22858002036 is 63020085822.

22858002036 is a `hidden beast` number, since 2 + 28 + 580 + 0 + 20 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 339471 + ... + 401193.

Almost surely, 2^22858002036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22858002036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30224020736).

22858002036 is an abundant number, since it is smaller than the sum of its proper divisors (37590039436).

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

22858002036 is a wasteful number, since it uses less digits than its factorization.

22858002036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61872 (or 61855 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

Adding to 22858002036 its reverse (63020085822), we get a palindrome (85878087858).

The spelling of 22858002036 in words is "twenty-two billion, eight hundred fifty-eight million, two thousand, thirty-six".