22905179136 has 352 divisors, whose sum is σ = 81617984000. Its totient is φ = 6198902784.

The previous prime is 22905179113. The next prime is 22905179149. The reversal of 22905179136 is 63197150922.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22905179091 and 22905179100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3674070 + ... + 3680298.

Almost surely, 2^22905179136 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 22905179136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40808992000).

22905179136 is an abundant number, since it is smaller than the sum of its proper divisors (58712804864).

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

22905179136 is a wasteful number, since it uses less digits than its factorization.

22905179136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6284 (or 6260 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The spelling of 22905179136 in words is "twenty-two billion, nine hundred five million, one hundred seventy-nine thousand, one hundred thirty-six".