13808155841 has 2 divisors, whose sum is σ = 13808155842. Its totient is φ = 13808155840.

The previous prime is 13808155807. The next prime is 13808155877. The reversal of 13808155841 is 14855180831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13287403441 + 520752400 = 115271^2 + 22820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13808155841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13808155792 and 13808155801.

It is not a weakly prime, because it can be changed into another prime (13808155441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6904077920 + 6904077921.

It is an arithmetic number, because the mean of its divisors is an integer number (6904077921).

Almost surely, 2^13808155841 is an apocalyptic number.

It is an amenable number.

13808155841 is a deficient number, since it is larger than the sum of its proper divisors (1).

13808155841 is an equidigital number, since it uses as much as digits as its factorization.

13808155841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153600, while the sum is 44.

The spelling of 13808155841 in words is "thirteen billion, eight hundred eight million, one hundred fifty-five thousand, eight hundred forty-one".