11615550003643 has 2 divisors, whose sum is σ = 11615550003644. Its totient is φ = 11615550003642.

The previous prime is 11615550003611. The next prime is 11615550003647. The reversal of 11615550003643 is 34630005551611.

It is a strong prime.

It is an emirp because it is prime and its reverse (34630005551611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11615550003643 - 2⁵ = 11615550003611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11615550003596 and 11615550003605.

It is not a weakly prime, because it can be changed into another prime (11615550003647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5807775001821 + 5807775001822.

It is an arithmetic number, because the mean of its divisors is an integer number (5807775001822).

Almost surely, 2^{11615550003643} is an apocalyptic number.

11615550003643 is a deficient number, since it is larger than the sum of its proper divisors (1).

11615550003643 is an equidigital number, since it uses as much as digits as its factorization.

11615550003643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 11615550003643 in words is "eleven trillion, six hundred fifteen billion, five hundred fifty million, three thousand, six hundred forty-three".