471207621887971 has 2 divisors, whose sum is σ = 471207621887972. Its totient is φ = 471207621887970.

The previous prime is 471207621887969. The next prime is 471207621888011. The reversal of 471207621887971 is 179788126702174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 471207621887971 - 2¹ = 471207621887969 is a prime.

Together with 471207621887969, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 471207621887971.

It is not a weakly prime, because it can be changed into another prime (471207621807971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235603810943985 + 235603810943986.

It is an arithmetic number, because the mean of its divisors is an integer number (235603810943986).

Almost surely, 2^{471207621887971} is an apocalyptic number.

471207621887971 is a deficient number, since it is larger than the sum of its proper divisors (1).

471207621887971 is an equidigital number, since it uses as much as digits as its factorization.

471207621887971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132765696, while the sum is 70.

The spelling of 471207621887971 in words is "four hundred seventy-one trillion, two hundred seven billion, six hundred twenty-one million, eight hundred eighty-seven thousand, nine hundred seventy-one".