6354355515841 has 2 divisors, whose sum is σ = 6354355515842. Its totient is φ = 6354355515840.

The previous prime is 6354355515821. The next prime is 6354355515857. The reversal of 6354355515841 is 1485155534536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3209776812225 + 3144578703616 = 1791585^2 + 1773296^2 .

It is a cyclic number.

It is not a de Polignac number, because 6354355515841 - 2¹⁹ = 6354354991553 is a prime.

It is not a weakly prime, because it can be changed into another prime (6354355515811) 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 as a sum of consecutive naturals, namely, 3177177757920 + 3177177757921.

It is an arithmetic number, because the mean of its divisors is an integer number (3177177757921).

Almost surely, 2^{6354355515841} is an apocalyptic number.

It is an amenable number.

6354355515841 is a deficient number, since it is larger than the sum of its proper divisors (1).

6354355515841 is an equidigital number, since it uses as much as digits as its factorization.

6354355515841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600000, while the sum is 55.

The spelling of 6354355515841 in words is "six trillion, three hundred fifty-four billion, three hundred fifty-five million, five hundred fifteen thousand, eight hundred forty-one".