8515723532 has 12 divisors (see below), whose sum is σ = 14903325696. Its totient is φ = 4257630480.

The previous prime is 8515723519. The next prime is 8515723571. The reversal of 8515723532 is 2353275158.

It is a self number, because there is not a number n which added to its sum of digits gives 8515723532.

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 3 ways as a sum of consecutive naturals, for example, 45557 + ... + 138227.

It is an arithmetic number, because the mean of its divisors is an integer number (1241943808).

Almost surely, 2^8515723532 is an apocalyptic number.

It is an amenable number.

8515723532 is a deficient number, since it is larger than the sum of its proper divisors (6387602164).

8515723532 is a wasteful number, since it uses less digits than its factorization.

8515723532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115648 (or 115646 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 8515723532 is about 92280.6779992432. The cubic root of 8515723532 is about 2042.0851686541.

The spelling of 8515723532 in words is "eight billion, five hundred fifteen million, seven hundred twenty-three thousand, five hundred thirty-two".