11655539982419 has 2 divisors, whose sum is σ = 11655539982420. Its totient is φ = 11655539982418.

The previous prime is 11655539982407. The next prime is 11655539982433. The reversal of 11655539982419 is 91428993555611.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11655539982419 is a prime.

It is a super-2 number, since 2×11655539982419² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11655539988419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827769991209 + 5827769991210.

It is an arithmetic number, because the mean of its divisors is an integer number (5827769991210).

Almost surely, 2^{11655539982419} is an apocalyptic number.

11655539982419 is a deficient number, since it is larger than the sum of its proper divisors (1).

11655539982419 is an equidigital number, since it uses as much as digits as its factorization.

11655539982419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976000, while the sum is 68.

The spelling of 11655539982419 in words is "eleven trillion, six hundred fifty-five billion, five hundred thirty-nine million, nine hundred eighty-two thousand, four hundred nineteen".