6481455219571 has 2 divisors, whose sum is σ = 6481455219572. Its totient is φ = 6481455219570.

The previous prime is 6481455219553. The next prime is 6481455219581. The reversal of 6481455219571 is 1759125541846.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6481455219571 - 2¹³ = 6481455211379 is a prime.

It is not a weakly prime, because it can be changed into another prime (6481455219581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3240727609785 + 3240727609786.

It is an arithmetic number, because the mean of its divisors is an integer number (3240727609786).

Almost surely, 2^{6481455219571} is an apocalyptic number.

6481455219571 is a deficient number, since it is larger than the sum of its proper divisors (1).

6481455219571 is an equidigital number, since it uses as much as digits as its factorization.

6481455219571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096000, while the sum is 58.

The spelling of 6481455219571 in words is "six trillion, four hundred eighty-one billion, four hundred fifty-five million, two hundred nineteen thousand, five hundred seventy-one".