478699313671 has 2 divisors, whose sum is σ = 478699313672. Its totient is φ = 478699313670.

The previous prime is 478699313663. The next prime is 478699313777. The reversal of 478699313671 is 176313996874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478699313671 - 2³ = 478699313663 is a prime.

It is a super-4 number, since 4×478699313671⁴ (a number of 48 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478699313641) 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 as a sum of consecutive naturals, namely, 239349656835 + 239349656836.

It is an arithmetic number, because the mean of its divisors is an integer number (239349656836).

Almost surely, 2^478699313671 is an apocalyptic number.

478699313671 is a deficient number, since it is larger than the sum of its proper divisors (1).

478699313671 is an equidigital number, since it uses as much as digits as its factorization.

478699313671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41150592, while the sum is 64.

The spelling of 478699313671 in words is "four hundred seventy-eight billion, six hundred ninety-nine million, three hundred thirteen thousand, six hundred seventy-one".