6457331428543 has 2 divisors, whose sum is σ = 6457331428544. Its totient is φ = 6457331428542.

The previous prime is 6457331428489. The next prime is 6457331428571. The reversal of 6457331428543 is 3458241337546.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6457331428543 is a prime.

It is a super-2 number, since 2×6457331428543² (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 (6457331428573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3228665714271 + 3228665714272.

It is an arithmetic number, because the mean of its divisors is an integer number (3228665714272).

Almost surely, 2^{6457331428543} is an apocalyptic number.

6457331428543 is a deficient number, since it is larger than the sum of its proper divisors (1).

6457331428543 is an equidigital number, since it uses as much as digits as its factorization.

6457331428543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29030400, while the sum is 55.

The spelling of 6457331428543 in words is "six trillion, four hundred fifty-seven billion, three hundred thirty-one million, four hundred twenty-eight thousand, five hundred forty-three".