63282303457 has 4 divisors (see below), whose sum is σ = 63934698436. Its totient is φ = 62629908480.

The previous prime is 63282303451. The next prime is 63282303473. The reversal of 63282303457 is 75430328236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44032405921 + 19249897536 = 209839^2 + 138744^2 .

It is a cyclic number.

It is not a de Polignac number, because 63282303457 - 2³ = 63282303449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63282303451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326197344 + ... + 326197537.

It is an arithmetic number, because the mean of its divisors is an integer number (15983674609).

Almost surely, 2^63282303457 is an apocalyptic number.

It is an amenable number.

63282303457 is a deficient number, since it is larger than the sum of its proper divisors (652394979).

63282303457 is an equidigital number, since it uses as much as digits as its factorization.

63282303457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652394978.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 63282303457 in words is "sixty-three billion, two hundred eighty-two million, three hundred three thousand, four hundred fifty-seven".