452124646469 has 2 divisors, whose sum is σ = 452124646470. Its totient is φ = 452124646468.

The previous prime is 452124646427. The next prime is 452124646481. The reversal of 452124646469 is 964646421254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228447673444 + 223676973025 = 477962^2 + 472945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452124646469 is a prime.

It is a super-2 number, since 2×452124646469² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 452124646469.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452124646069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226062323234 + 226062323235.

It is an arithmetic number, because the mean of its divisors is an integer number (226062323235).

Almost surely, 2^452124646469 is an apocalyptic number.

It is an amenable number.

452124646469 is a deficient number, since it is larger than the sum of its proper divisors (1).

452124646469 is an equidigital number, since it uses as much as digits as its factorization.

452124646469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9953280, while the sum is 53.

The spelling of 452124646469 in words is "four hundred fifty-two billion, one hundred twenty-four million, six hundred forty-six thousand, four hundred sixty-nine".