22152420663 has 64 divisors (see below), whose sum is σ = 32552755200. Its totient is φ = 13350839040.

The previous prime is 22152420611. The next prime is 22152420671. The reversal of 22152420663 is 36602425122.

It is a happy number.

It is not a de Polignac number, because 22152420663 - 2⁹ = 22152420151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22152420463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47845170 + ... + 47845632.

It is an arithmetic number, because the mean of its divisors is an integer number (508636800).

Almost surely, 2^22152420663 is an apocalyptic number.

22152420663 is a deficient number, since it is larger than the sum of its proper divisors (10400334537).

22152420663 is a wasteful number, since it uses less digits than its factorization.

22152420663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 22152420663 its reverse (36602425122), we get a palindrome (58754845785).

The spelling of 22152420663 in words is "twenty-two billion, one hundred fifty-two million, four hundred twenty thousand, six hundred sixty-three".