63115233652 has 6 divisors (see below), whose sum is σ = 110451658898. Its totient is φ = 31557616824.

The previous prime is 63115233647. The next prime is 63115233661. The reversal of 63115233652 is 25633251136.

It can be written as a sum of positive squares in only one way, i.e., 51945703056 + 11169530596 = 227916^2 + 105686^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7889404203 + ... + 7889404210.

Almost surely, 2^63115233652 is an apocalyptic number.

It is an amenable number.

63115233652 is a deficient number, since it is larger than the sum of its proper divisors (47336425246).

63115233652 is a wasteful number, since it uses less digits than its factorization.

63115233652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15778808417 (or 15778808415 counting only the distinct ones).

The product of its digits is 97200, while the sum is 37.

Adding to 63115233652 its reverse (25633251136), we get a palindrome (88748484788).

The spelling of 63115233652 in words is "sixty-three billion, one hundred fifteen million, two hundred thirty-three thousand, six hundred fifty-two".