63323340613 has 8 divisors (see below), whose sum is σ = 72205800408. Its totient is φ = 55013942784.

The previous prime is 63323340607. The next prime is 63323340623. The reversal of 63323340613 is 31604332336.

It can be written as a sum of positive squares in 4 ways, for example, as 11244905764 + 52078434849 = 106042^2 + 228207^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63323340613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63323340623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143265256 + ... + 143265697.

It is an arithmetic number, because the mean of its divisors is an integer number (9025725051).

Almost surely, 2^63323340613 is an apocalyptic number.

It is an amenable number.

63323340613 is a deficient number, since it is larger than the sum of its proper divisors (8882459795).

63323340613 is a wasteful number, since it uses less digits than its factorization.

63323340613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286530983.

The product of its (nonzero) digits is 69984, while the sum is 34.

Adding to 63323340613 its reverse (31604332336), we get a palindrome (94927672949).

The spelling of 63323340613 in words is "sixty-three billion, three hundred twenty-three million, three hundred forty thousand, six hundred thirteen".