6471882417647 has 8 divisors (see below), whose sum is σ = 6581774707200. Its totient is φ = 6361996773784.

The previous prime is 6471882417643. The next prime is 6471882417659. The reversal of 6471882417647 is 7467142881746.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6471882417647 - 2² = 6471882417643 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6471882417643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322754 + ... + 3612192.

It is an arithmetic number, because the mean of its divisors is an integer number (822721838400).

Almost surely, 2^{6471882417647} is an apocalyptic number.

6471882417647 is a deficient number, since it is larger than the sum of its proper divisors (109892289553).

6471882417647 is a wasteful number, since it uses less digits than its factorization.

6471882417647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322845.

The product of its digits is 101154816, while the sum is 65.

The spelling of 6471882417647 in words is "six trillion, four hundred seventy-one billion, eight hundred eighty-two million, four hundred seventeen thousand, six hundred forty-seven".