13255060683581 has 2 divisors, whose sum is σ = 13255060683582. Its totient is φ = 13255060683580.

The previous prime is 13255060683521. The next prime is 13255060683619. The reversal of 13255060683581 is 18538606055231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12706622683225 + 548438000356 = 3564635^2 + 740566^2 .

It is a cyclic number.

It is not a de Polignac number, because 13255060683581 - 2⁶ = 13255060683517 is a prime.

It is a super-2 number, since 2×13255060683581² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13255060683521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6627530341790 + 6627530341791.

It is an arithmetic number, because the mean of its divisors is an integer number (6627530341791).

Almost surely, 2^{13255060683581} is an apocalyptic number.

It is an amenable number.

13255060683581 is a deficient number, since it is larger than the sum of its proper divisors (1).

13255060683581 is an equidigital number, since it uses as much as digits as its factorization.

13255060683581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 13255060683581 in words is "thirteen trillion, two hundred fifty-five billion, sixty million, six hundred eighty-three thousand, five hundred eighty-one".