6622535632 has 10 divisors (see below), whose sum is σ = 12831162818. Its totient is φ = 3311267808.

The previous prime is 6622535629. The next prime is 6622535677. The reversal of 6622535632 is 2365352266.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6615544896 + 6990736 = 81336^2 + 2644^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206954223 + ... + 206954254.

Almost surely, 2^6622535632 is an apocalyptic number.

It is an amenable number.

6622535632 is a deficient number, since it is larger than the sum of its proper divisors (6208627186).

6622535632 is a wasteful number, since it uses less digits than its factorization.

6622535632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413908485 (or 413908479 counting only the distinct ones).

The product of its digits is 388800, while the sum is 40.

The square root of 6622535632 is about 81378.9630801474. The cubic root of 6622535632 is about 1877.9099709863.

Adding to 6622535632 its reverse (2365352266), we get a palindrome (8987887898).

The spelling of 6622535632 in words is "six billion, six hundred twenty-two million, five hundred thirty-five thousand, six hundred thirty-two".