471514772489 has 2 divisors, whose sum is σ = 471514772490. Its totient is φ = 471514772488.

The previous prime is 471514772441. The next prime is 471514772497. The reversal of 471514772489 is 984277415174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 468961996864 + 2552775625 = 684808^2 + 50525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-471514772489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (471514772089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235757386244 + 235757386245.

It is an arithmetic number, because the mean of its divisors is an integer number (235757386245).

Almost surely, 2^471514772489 is an apocalyptic number.

It is an amenable number.

471514772489 is a deficient number, since it is larger than the sum of its proper divisors (1).

471514772489 is an equidigital number, since it uses as much as digits as its factorization.

471514772489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15805440, while the sum is 59.

The spelling of 471514772489 in words is "four hundred seventy-one billion, five hundred fourteen million, seven hundred seventy-two thousand, four hundred eighty-nine".