22304120064 has 144 divisors (see below), whose sum is σ = 64502753280. Its totient is φ = 6816061440.

The previous prime is 22304120051. The next prime is 22304120087. The reversal of 22304120064 is 46002140322.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427699 + ... + 477005.

Almost surely, 2^22304120064 is an apocalyptic number.

22304120064 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 22304120064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32251376640).

22304120064 is an abundant number, since it is smaller than the sum of its proper divisors (42198633216).

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

22304120064 is a wasteful number, since it uses less digits than its factorization.

22304120064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49376 (or 49362 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22304120064 its reverse (46002140322), we get a palindrome (68306260386).

The spelling of 22304120064 in words is "twenty-two billion, three hundred four million, one hundred twenty thousand, sixty-four".