22402399968 has 144 divisors (see below), whose sum is σ = 69249778416. Its totient is φ = 6828503040.

The previous prime is 22402399933. The next prime is 22402399973. The reversal of 22402399968 is 86999320422.

22402399968 is a `hidden beast` number, since 2 + 240 + 2 + 399 + 9 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 372648 + ... + 428568.

It is an arithmetic number, because the mean of its divisors is an integer number (480901239).

Almost surely, 2^22402399968 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 22402399968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34624889208).

22402399968 is an abundant number, since it is smaller than the sum of its proper divisors (46847378448).

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

22402399968 is a wasteful number, since it uses less digits than its factorization.

22402399968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56057 (or 56046 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 22402399968 in words is "twenty-two billion, four hundred two million, three hundred ninety-nine thousand, nine hundred sixty-eight".