6408464347 has 4 divisors (see below), whose sum is σ = 6785432856. Its totient is φ = 6031495840.

The previous prime is 6408464329. The next prime is 6408464357. The reversal of 6408464347 is 7434648046.

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

It is a cyclic number.

It is not a de Polignac number, because 6408464347 - 2⁷ = 6408464219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6408464297 and 6408464306.

It is not an unprimeable number, because it can be changed into a prime (6408464327) 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, 188484229 + ... + 188484262.

It is an arithmetic number, because the mean of its divisors is an integer number (1696358214).

Almost surely, 2^6408464347 is an apocalyptic number.

6408464347 is a deficient number, since it is larger than the sum of its proper divisors (376968509).

6408464347 is a wasteful number, since it uses less digits than its factorization.

6408464347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376968508.

The product of its (nonzero) digits is 1548288, while the sum is 46.

The square root of 6408464347 is about 80052.8846888106. The cubic root of 6408464347 is about 1857.4536732588.

The spelling of 6408464347 in words is "six billion, four hundred eight million, four hundred sixty-four thousand, three hundred forty-seven".