470347205249 has 2 divisors, whose sum is σ = 470347205250. Its totient is φ = 470347205248.

The previous prime is 470347205191. The next prime is 470347205291. The reversal of 470347205249 is 942502743074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 459064516849 + 11282688400 = 677543^2 + 106220^2 .

It is a cyclic number.

It is not a de Polignac number, because 470347205249 - 2³² = 466052237953 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 (470347205149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235173602624 + 235173602625.

It is an arithmetic number, because the mean of its divisors is an integer number (235173602625).

Almost surely, 2^470347205249 is an apocalyptic number.

It is an amenable number.

470347205249 is a deficient number, since it is larger than the sum of its proper divisors (1).

470347205249 is an equidigital number, since it uses as much as digits as its factorization.

470347205249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 470347205249 in words is "four hundred seventy billion, three hundred forty-seven million, two hundred five thousand, two hundred forty-nine".