8533220965432 has 32 divisors (see below), whose sum is σ = 16670581830000. Its totient is φ = 4089849378048.

The previous prime is 8533220965421. The next prime is 8533220965433. The reversal of 8533220965432 is 2345690223358.

It is a self number, because there is not a number n which added to its sum of digits gives 8533220965432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8533220965433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132273957 + ... + 132338452.

Almost surely, 2^{8533220965432} is an apocalyptic number.

It is an amenable number.

8533220965432 is a deficient number, since it is larger than the sum of its proper divisors (8137360864568).

8533220965432 is a wasteful number, since it uses less digits than its factorization.

8533220965432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264612583 (or 264612579 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 52.

The spelling of 8533220965432 in words is "eight trillion, five hundred thirty-three billion, two hundred twenty million, nine hundred sixty-five thousand, four hundred thirty-two".