6454085948647 has 2 divisors, whose sum is σ = 6454085948648. Its totient is φ = 6454085948646.

The previous prime is 6454085948593. The next prime is 6454085948677. The reversal of 6454085948647 is 7468495804546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6454085948647 - 2¹¹ = 6454085946599 is a prime.

It is a super-2 number, since 2×6454085948647² (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 (6454085948677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227042974323 + 3227042974324.

It is an arithmetic number, because the mean of its divisors is an integer number (3227042974324).

Almost surely, 2^{6454085948647} is an apocalyptic number.

6454085948647 is a deficient number, since it is larger than the sum of its proper divisors (1).

6454085948647 is an equidigital number, since it uses as much as digits as its factorization.

6454085948647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 928972800, while the sum is 70.

The spelling of 6454085948647 in words is "six trillion, four hundred fifty-four billion, eighty-five million, nine hundred forty-eight thousand, six hundred forty-seven".