22646226264 has 64 divisors (see below), whose sum is σ = 57712888800. Its totient is φ = 7402576896.

The previous prime is 22646226257. The next prime is 22646226287. The reversal of 22646226264 is 46262264622.

It is a nude number because it is divisible by every one of its digits.

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 15 ways as a sum of consecutive naturals, for example, 3753202 + ... + 3759230.

Almost surely, 2^22646226264 is an apocalyptic number.

22646226264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22646226264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28856444400).

22646226264 is an abundant number, since it is smaller than the sum of its proper divisors (35066662536).

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

22646226264 is a wasteful number, since it uses less digits than its factorization.

22646226264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9044 (or 9040 counting only the distinct ones).

The product of its digits is 663552, while the sum is 42.

The spelling of 22646226264 in words is "twenty-two billion, six hundred forty-six million, two hundred twenty-six thousand, two hundred sixty-four".