22163316240 has 160 divisors (see below), whose sum is σ = 75566163456. Its totient is φ = 5339473920.

The previous prime is 22163316191. The next prime is 22163316337. The reversal of 22163316240 is 4261336122.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22163316198 and 22163316207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71070 + ... + 222210.

Almost surely, 2^22163316240 is an apocalyptic number.

22163316240 is a gapful number since it is divisible by the number (20) 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 22163316240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37783081728).

22163316240 is an abundant number, since it is smaller than the sum of its proper divisors (53402847216).

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

22163316240 is a wasteful number, since it uses less digits than its factorization.

22163316240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151217 (or 151211 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 22163316240 in words is "twenty-two billion, one hundred sixty-three million, three hundred sixteen thousand, two hundred forty".