452882772637 has 2 divisors, whose sum is σ = 452882772638. Its totient is φ = 452882772636.

The previous prime is 452882772593. The next prime is 452882772647. The reversal of 452882772637 is 736277288254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287795769156 + 165087003481 = 536466^2 + 406309^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452882772637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452882772647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226441386318 + 226441386319.

It is an arithmetic number, because the mean of its divisors is an integer number (226441386319).

Almost surely, 2^452882772637 is an apocalyptic number.

It is an amenable number.

452882772637 is a deficient number, since it is larger than the sum of its proper divisors (1).

452882772637 is an equidigital number, since it uses as much as digits as its factorization.

452882772637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63221760, while the sum is 61.

The spelling of 452882772637 in words is "four hundred fifty-two billion, eight hundred eighty-two million, seven hundred seventy-two thousand, six hundred thirty-seven".