22246282464 has 48 divisors (see below), whose sum is σ = 66738849408. Its totient is φ = 6356080512.

The previous prime is 22246282451. The next prime is 22246282469. The reversal of 22246282464 is 46428264222.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×22246282464² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22246282469) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16551622 + ... + 16552965.

It is an arithmetic number, because the mean of its divisors is an integer number (1390392696).

Almost surely, 2^22246282464 is an apocalyptic number.

22246282464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22246282464 is an abundant number, since it is smaller than the sum of its proper divisors (44492566944).

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

22246282464 is a wasteful number, since it uses less digits than its factorization.

22246282464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33104607 (or 33104599 counting only the distinct ones).

The product of its digits is 589824, while the sum is 42.

The spelling of 22246282464 in words is "twenty-two billion, two hundred forty-six million, two hundred eighty-two thousand, four hundred sixty-four".