6547056479 has 2 divisors, whose sum is σ = 6547056480. Its totient is φ = 6547056478.

The previous prime is 6547056449. The next prime is 6547056511. The reversal of 6547056479 is 9746507456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6547056479 - 2²⁰ = 6546007903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6547056479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6547056449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3273528239 + 3273528240.

It is an arithmetic number, because the mean of its divisors is an integer number (3273528240).

Almost surely, 2^6547056479 is an apocalyptic number.

6547056479 is a deficient number, since it is larger than the sum of its proper divisors (1).

6547056479 is an equidigital number, since it uses as much as digits as its factorization.

6547056479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The square root of 6547056479 is about 80913.8831041991. The cubic root of 6547056479 is about 1870.7483139474.

The spelling of 6547056479 in words is "six billion, five hundred forty-seven million, fifty-six thousand, four hundred seventy-nine".