6478932347 has 2 divisors, whose sum is σ = 6478932348. Its totient is φ = 6478932346.

The previous prime is 6478932337. The next prime is 6478932359. The reversal of 6478932347 is 7432398746.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6478932347 - 2⁴ = 6478932331 is a prime.

It is not a weakly prime, because it can be changed into another prime (6478932337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239466173 + 3239466174.

It is an arithmetic number, because the mean of its divisors is an integer number (3239466174).

Almost surely, 2^6478932347 is an apocalyptic number.

6478932347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6478932347 is an equidigital number, since it uses as much as digits as its factorization.

6478932347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 53.

The square root of 6478932347 is about 80491.8154038036. The cubic root of 6478932347 is about 1864.2371076365.

The spelling of 6478932347 in words is "six billion, four hundred seventy-eight million, nine hundred thirty-two thousand, three hundred forty-seven".