471641563557511 has 2 divisors, whose sum is σ = 471641563557512. Its totient is φ = 471641563557510.

The previous prime is 471641563557497. The next prime is 471641563557517. The reversal of 471641563557511 is 115755365146174.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 471641563557511 - 2²⁷ = 471641429339783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 471641563557511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (471641563557517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235820781778755 + 235820781778756.

It is an arithmetic number, because the mean of its divisors is an integer number (235820781778756).

Almost surely, 2^{471641563557511} is an apocalyptic number.

471641563557511 is a deficient number, since it is larger than the sum of its proper divisors (1).

471641563557511 is an equidigital number, since it uses as much as digits as its factorization.

471641563557511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920000, while the sum is 61.

The spelling of 471641563557511 in words is "four hundred seventy-one trillion, six hundred forty-one billion, five hundred sixty-three million, five hundred fifty-seven thousand, five hundred eleven".