11554445360063 has 16 divisors (see below), whose sum is σ = 12487107225600. Its totient is φ = 10666070617440.

The previous prime is 11554445359981. The next prime is 11554445360069. The reversal of 11554445360063 is 36006354445511.

It is a cyclic number.

It is not a de Polignac number, because 11554445360063 - 2³⁴ = 11537265490879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11554445360069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77350403 + ... + 77499636.

It is an arithmetic number, because the mean of its divisors is an integer number (780444201600).

Almost surely, 2^{11554445360063} is an apocalyptic number.

11554445360063 is a deficient number, since it is larger than the sum of its proper divisors (932661865537).

11554445360063 is a wasteful number, since it uses less digits than its factorization.

11554445360063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154850182.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 11554445360063 in words is "eleven trillion, five hundred fifty-four billion, four hundred forty-five million, three hundred sixty thousand, sixty-three".