6411678367541 has 2 divisors, whose sum is σ = 6411678367542. Its totient is φ = 6411678367540.

The previous prime is 6411678367483. The next prime is 6411678367583. The reversal of 6411678367541 is 1457638761146.

6411678367541 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3829277577316 + 2582400790225 = 1956854^2 + 1606985^2 .

It is a cyclic number.

It is not a de Polignac number, because 6411678367541 - 2¹⁸ = 6411678105397 is a prime.

It is a super-2 number, since 2×6411678367541² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6411678367141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205839183770 + 3205839183771.

It is an arithmetic number, because the mean of its divisors is an integer number (3205839183771).

Almost surely, 2^{6411678367541} is an apocalyptic number.

It is an amenable number.

6411678367541 is a deficient number, since it is larger than the sum of its proper divisors (1).

6411678367541 is an equidigital number, since it uses as much as digits as its factorization.

6411678367541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20321280, while the sum is 59.

The spelling of 6411678367541 in words is "six trillion, four hundred eleven billion, six hundred seventy-eight million, three hundred sixty-seven thousand, five hundred forty-one".