22602320146 has 8 divisors (see below), whose sum is σ = 38746834560. Its totient is φ = 9686708628.

The previous prime is 22602320137. The next prime is 22602320149. The reversal of 22602320146 is 64102320622.

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

It is a super-2 number, since 2×22602320146² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22602320149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807225706 + ... + 807225733.

It is an arithmetic number, because the mean of its divisors is an integer number (4843354320).

Almost surely, 2^22602320146 is an apocalyptic number.

22602320146 is a deficient number, since it is larger than the sum of its proper divisors (16144514414).

22602320146 is a wasteful number, since it uses less digits than its factorization.

22602320146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614451448.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 22602320146 its reverse (64102320622), we get a palindrome (86704640768).

The spelling of 22602320146 in words is "twenty-two billion, six hundred two million, three hundred twenty thousand, one hundred forty-six".