11553485242047 has 24 divisors (see below), whose sum is σ = 17925200804016. Its totient is φ = 6599961785088.

The previous prime is 11553485241937. The next prime is 11553485242067. The reversal of 11553485242047 is 74024258435511.

It is not a de Polignac number, because 11553485242047 - 2¹⁴ = 11553485225663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553485242067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11602218 + ... + 12558599.

It is an arithmetic number, because the mean of its divisors is an integer number (746883366834).

Almost surely, 2^{11553485242047} is an apocalyptic number.

11553485242047 is a deficient number, since it is larger than the sum of its proper divisors (6371715561969).

11553485242047 is a wasteful number, since it uses less digits than its factorization.

11553485242047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24164087 (or 24164080 counting only the distinct ones).

The product of its (nonzero) digits is 5376000, while the sum is 51.

The spelling of 11553485242047 in words is "eleven trillion, five hundred fifty-three billion, four hundred eighty-five million, two hundred forty-two thousand, forty-seven".