22444840704 has 144 divisors (see below), whose sum is σ = 70179709824. Its totient is φ = 6278246400.

The previous prime is 22444840703. The next prime is 22444840721. The reversal of 22444840704 is 40704844422.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444840703) 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, 7639 + ... + 212009.

It is an arithmetic number, because the mean of its divisors is an integer number (487359096).

Almost surely, 2^22444840704 is an apocalyptic number.

22444840704 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 22444840704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35089854912).

22444840704 is an abundant number, since it is smaller than the sum of its proper divisors (47734869120).

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

22444840704 is a wasteful number, since it uses less digits than its factorization.

22444840704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204414 (or 204400 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 39.

The spelling of 22444840704 in words is "twenty-two billion, four hundred forty-four million, eight hundred forty thousand, seven hundred four".