6543072472751 has 2 divisors, whose sum is σ = 6543072472752. Its totient is φ = 6543072472750.

The previous prime is 6543072472693. The next prime is 6543072472753. The reversal of 6543072472751 is 1572742703456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6543072472751 - 2¹⁴ = 6543072456367 is a prime.

Together with 6543072472753, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6543072472693 and 6543072472702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6543072472753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271536236375 + 3271536236376.

It is an arithmetic number, because the mean of its divisors is an integer number (3271536236376).

Almost surely, 2^{6543072472751} is an apocalyptic number.

6543072472751 is a deficient number, since it is larger than the sum of its proper divisors (1).

6543072472751 is an equidigital number, since it uses as much as digits as its factorization.

6543072472751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9878400, while the sum is 53.

The spelling of 6543072472751 in words is "six trillion, five hundred forty-three billion, seventy-two million, four hundred seventy-two thousand, seven hundred fifty-one".