478104756443 has 2 divisors, whose sum is σ = 478104756444. Its totient is φ = 478104756442.

The previous prime is 478104756431. The next prime is 478104756463. The reversal of 478104756443 is 344657401874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478104756443 - 2¹⁶ = 478104690907 is a prime.

It is not a weakly prime, because it can be changed into another prime (478104756403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239052378221 + 239052378222.

It is an arithmetic number, because the mean of its divisors is an integer number (239052378222).

Almost surely, 2^478104756443 is an apocalyptic number.

478104756443 is a deficient number, since it is larger than the sum of its proper divisors (1).

478104756443 is an equidigital number, since it uses as much as digits as its factorization.

478104756443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9031680, while the sum is 53.

The spelling of 478104756443 in words is "four hundred seventy-eight billion, one hundred four million, seven hundred fifty-six thousand, four hundred forty-three".