8532640452 has 24 divisors (see below), whose sum is σ = 22753708096. Its totient is φ = 2437897248.

The previous prime is 8532640397. The next prime is 8532640469. The reversal of 8532640452 is 2540462358.

It is a self number, because there is not a number n which added to its sum of digits gives 8532640452.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 50789443 + ... + 50789610.

Almost surely, 2^8532640452 is an apocalyptic number.

It is an amenable number.

8532640452 is an abundant number, since it is smaller than the sum of its proper divisors (14221067644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8532640452 is a wasteful number, since it uses less digits than its factorization.

8532640452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101579067 (or 101579065 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The square root of 8532640452 is about 92372.2926639801. The cubic root of 8532640452 is about 2043.4365097294.

The spelling of 8532640452 in words is "eight billion, five hundred thirty-two million, six hundred forty thousand, four hundred fifty-two".