478860462851 has 2 divisors, whose sum is σ = 478860462852. Its totient is φ = 478860462850.

The previous prime is 478860462799. The next prime is 478860462881. The reversal of 478860462851 is 158264068874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478860462851 - 2²² = 478856268547 is a prime.

It is not a weakly prime, because it can be changed into another prime (478860462881) 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, 239430231425 + 239430231426.

It is an arithmetic number, because the mean of its divisors is an integer number (239430231426).

Almost surely, 2^478860462851 is an apocalyptic number.

478860462851 is a deficient number, since it is larger than the sum of its proper divisors (1).

478860462851 is an equidigital number, since it uses as much as digits as its factorization.

478860462851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20643840, while the sum is 59.

The spelling of 478860462851 in words is "four hundred seventy-eight billion, eight hundred sixty million, four hundred sixty-two thousand, eight hundred fifty-one".