11540576506 has 8 divisors (see below), whose sum is σ = 17907791220. Its totient is φ = 5571312768.

The previous prime is 11540576483. The next prime is 11540576561. The reversal of 11540576506 is 60567504511.

It can be written as a sum of positive squares in 2 ways, for example, as 11074405225 + 466171281 = 105235^2 + 21591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 99487671 + ... + 99487786.

Almost surely, 2^11540576506 is an apocalyptic number.

11540576506 is a deficient number, since it is larger than the sum of its proper divisors (6367214714).

11540576506 is a wasteful number, since it uses less digits than its factorization.

11540576506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198975488.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 11540576506 in words is "eleven billion, five hundred forty million, five hundred seventy-six thousand, five hundred six".