475678747876571 has 2 divisors, whose sum is σ = 475678747876572. Its totient is φ = 475678747876570.

The previous prime is 475678747876489. The next prime is 475678747876603. The reversal of 475678747876571 is 175678747876574.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475678747876571 is a prime.

It is not a weakly prime, because it can be changed into another prime (475678747876271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237839373938285 + 237839373938286.

It is an arithmetic number, because the mean of its divisors is an integer number (237839373938286).

Almost surely, 2^{475678747876571} is an apocalyptic number.

475678747876571 is a deficient number, since it is larger than the sum of its proper divisors (1).

475678747876571 is an equidigital number, since it uses as much as digits as its factorization.

475678747876571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108425318400, while the sum is 89.

The spelling of 475678747876571 in words is "four hundred seventy-five trillion, six hundred seventy-eight billion, seven hundred forty-seven million, eight hundred seventy-six thousand, five hundred seventy-one".