6411545164331 has 2 divisors, whose sum is σ = 6411545164332. Its totient is φ = 6411545164330.

The previous prime is 6411545164327. The next prime is 6411545164337. The reversal of 6411545164331 is 1334615451146.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6411545164331 - 2² = 6411545164327 is a prime.

It is a super-2 number, since 2×6411545164331² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6411545164337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205772582165 + 3205772582166.

It is an arithmetic number, because the mean of its divisors is an integer number (3205772582166).

Almost surely, 2^{6411545164331} is an apocalyptic number.

6411545164331 is a deficient number, since it is larger than the sum of its proper divisors (1).

6411545164331 is an equidigital number, since it uses as much as digits as its factorization.

6411545164331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 44.

The spelling of 6411545164331 in words is "six trillion, four hundred eleven billion, five hundred forty-five million, one hundred sixty-four thousand, three hundred thirty-one".