11550332459 has 2 divisors, whose sum is σ = 11550332460. Its totient is φ = 11550332458.

The previous prime is 11550332429. The next prime is 11550332527. The reversal of 11550332459 is 95423305511.

It is a weak prime.

It is an emirp because it is prime and its reverse (95423305511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11550332459 is a prime.

It is not a weakly prime, because it can be changed into another prime (11550332419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5775166229 + 5775166230.

It is an arithmetic number, because the mean of its divisors is an integer number (5775166230).

Almost surely, 2^11550332459 is an apocalyptic number.

11550332459 is a deficient number, since it is larger than the sum of its proper divisors (1).

11550332459 is an equidigital number, since it uses as much as digits as its factorization.

11550332459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81000, while the sum is 38.

The spelling of 11550332459 in words is "eleven billion, five hundred fifty million, three hundred thirty-two thousand, four hundred fifty-nine".