22450859676 has 72 divisors (see below), whose sum is σ = 65013137280. Its totient is φ = 6399192096.

The previous prime is 22450859611. The next prime is 22450859681. The reversal of 22450859676 is 67695805422.

22450859676 is a `hidden beast` number, since 2 + 2 + 45 + 0 + 8 + 596 + 7 + 6 = 666.

It is a super-2 number, since 2×22450859676² (a number of 22 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 (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 726 + ... + 211901.

It is an arithmetic number, because the mean of its divisors is an integer number (902960240).

Almost surely, 2^22450859676 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 22450859676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32506568640).

22450859676 is an abundant number, since it is smaller than the sum of its proper divisors (42562277604).

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

22450859676 is a wasteful number, since it uses less digits than its factorization.

22450859676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213063 (or 213058 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 22450859676 in words is "twenty-two billion, four hundred fifty million, eight hundred fifty-nine thousand, six hundred seventy-six".