22776234936 has 256 divisors, whose sum is σ = 72622448640. Its totient is φ = 5790597120.

The previous prime is 22776234917. The next prime is 22776234937. The reversal of 22776234936 is 63943267722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22776234937) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 23899036 + ... + 23899988.

It is an arithmetic number, because the mean of its divisors is an integer number (283681440).

Almost surely, 2^22776234936 is an apocalyptic number.

22776234936 is a gapful number since it is divisible by the number (26) 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 22776234936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36311224320).

22776234936 is an abundant number, since it is smaller than the sum of its proper divisors (49846213704).

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

22776234936 is a wasteful number, since it uses less digits than its factorization.

22776234936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366 (or 1362 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 51.

The spelling of 22776234936 in words is "twenty-two billion, seven hundred seventy-six million, two hundred thirty-four thousand, nine hundred thirty-six".