471644444959 has 2 divisors, whose sum is σ = 471644444960. Its totient is φ = 471644444958.

The previous prime is 471644444939. The next prime is 471644445023. The reversal of 471644444959 is 959444446174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 471644444959 - 2¹¹ = 471644442911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 471644444897 and 471644444906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (471644444939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235822222479 + 235822222480.

It is an arithmetic number, because the mean of its divisors is an integer number (235822222480).

Almost surely, 2^471644444959 is an apocalyptic number.

471644444959 is a deficient number, since it is larger than the sum of its proper divisors (1).

471644444959 is an equidigital number, since it uses as much as digits as its factorization.

471644444959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 61.

The spelling of 471644444959 in words is "four hundred seventy-one billion, six hundred forty-four million, four hundred forty-four thousand, nine hundred fifty-nine".