22440334504466 has 8 divisors (see below), whose sum is σ = 33669741543024. Its totient is φ = 11217087323460.

The previous prime is 22440334504459. The next prime is 22440334504481. The reversal of 22440334504466 is 66440543304422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22440334504466² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22440334504466.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1539955280 + ... + 1539969851.

It is an arithmetic number, because the mean of its divisors is an integer number (4208717692878).

Almost surely, 2^{22440334504466} is an apocalyptic number.

22440334504466 is a deficient number, since it is larger than the sum of its proper divisors (11229407038558).

22440334504466 is a wasteful number, since it uses less digits than its factorization.

22440334504466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079928776.

The product of its (nonzero) digits is 6635520, while the sum is 47.

Adding to 22440334504466 its reverse (66440543304422), we get a palindrome (88880877808888).

The spelling of 22440334504466 in words is "twenty-two trillion, four hundred forty billion, three hundred thirty-four million, five hundred four thousand, four hundred sixty-six".