22773069888 has 112 divisors (see below), whose sum is σ = 63083724480. Its totient is φ = 7240812544.

The previous prime is 22773069887. The next prime is 22773069953. The reversal of 22773069888 is 88896037722.

It is a super-2 number, since 2×22773069888² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22773069881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437506 + ... + 486782.

It is an arithmetic number, because the mean of its divisors is an integer number (563247540).

Almost surely, 2^22773069888 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 22773069888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31541862240).

22773069888 is an abundant number, since it is smaller than the sum of its proper divisors (40310654592).

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

22773069888 is a wasteful number, since it uses less digits than its factorization.

22773069888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49404 (or 49394 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 60.

The spelling of 22773069888 in words is "twenty-two billion, seven hundred seventy-three million, sixty-nine thousand, eight hundred eighty-eight".