11615550003641 has 32 divisors (see below), whose sum is σ = 12358940497920. Its totient is φ = 10879022649600.

The previous prime is 11615550003611. The next prime is 11615550003643. The reversal of 11615550003641 is 14630005551611.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-11615550003641 is a prime.

It is a super-2 number, since 2×11615550003641² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11615550003595 and 11615550003604.

It is not an unprimeable number, because it can be changed into a prime (11615550003643) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6343827596 + ... + 6343829426.

It is an arithmetic number, because the mean of its divisors is an integer number (386216890560).

Almost surely, 2^{11615550003641} is an apocalyptic number.

It is an amenable number.

11615550003641 is a deficient number, since it is larger than the sum of its proper divisors (743390494279).

11615550003641 is a wasteful number, since it uses less digits than its factorization.

11615550003641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4085.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 11615550003641 in words is "eleven trillion, six hundred fifteen billion, five hundred fifty million, three thousand, six hundred forty-one".