11563008530 has 16 divisors (see below), whose sum is σ = 20815052760. Its totient is φ = 4624839552.

The previous prime is 11563008493. The next prime is 11563008551. The reversal of 11563008530 is 3580036511.

It can be written as a sum of positive squares in 4 ways, for example, as 10209283681 + 1353724849 = 101041^2 + 36793^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114926 + ... + 190614.

Almost surely, 2^11563008530 is an apocalyptic number.

11563008530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11563008530 is a deficient number, since it is larger than the sum of its proper divisors (9252044230).

11563008530 is a wasteful number, since it uses less digits than its factorization.

11563008530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90973.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 11563008530 in words is "eleven billion, five hundred sixty-three million, eight thousand, five hundred thirty".