6348409056547 has 4 divisors (see below), whose sum is σ = 6357703946040. Its totient is φ = 6339114167056.

The previous prime is 6348409056491. The next prime is 6348409056571. The reversal of 6348409056547 is 7456509048436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6348409056547 is a prime.

It is a super-3 number, since 3×6348409056547³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6348409056347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4647443722 + ... + 4647445087.

It is an arithmetic number, because the mean of its divisors is an integer number (1589425986510).

Almost surely, 2^{6348409056547} is an apocalyptic number.

6348409056547 is a deficient number, since it is larger than the sum of its proper divisors (9294889493).

6348409056547 is an equidigital number, since it uses as much as digits as its factorization.

6348409056547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9294889492.

The product of its (nonzero) digits is 87091200, while the sum is 61.

The spelling of 6348409056547 in words is "six trillion, three hundred forty-eight billion, four hundred nine million, fifty-six thousand, five hundred forty-seven".