32224252664 has 16 divisors (see below), whose sum is σ = 61148432520. Its totient is φ = 15918004000.

The previous prime is 32224252661. The next prime is 32224252691. The reversal of 32224252664 is 46625242223.

It is a super-2 number, since 2×32224252664² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32224252661) 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 3 ways as a sum of consecutive naturals, for example, 24264587 + ... + 24265914.

Almost surely, 2^32224252664 is an apocalyptic number.

It is an amenable number.

32224252664 is a deficient number, since it is larger than the sum of its proper divisors (28924179856).

32224252664 is a wasteful number, since it uses less digits than its factorization.

32224252664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48530590 (or 48530586 counting only the distinct ones).

The product of its digits is 276480, while the sum is 38.

Adding to 32224252664 its reverse (46625242223), we get a palindrome (78849494887).

The spelling of 32224252664 in words is "thirty-two billion, two hundred twenty-four million, two hundred fifty-two thousand, six hundred sixty-four".