63532043613 has 12 divisors (see below), whose sum is σ = 91975665600. Its totient is φ = 42259084296.

The previous prime is 63532043609. The next prime is 63532043621. The reversal of 63532043613 is 31634023536.

63532043613 is a `hidden beast` number, since 6 + 3 + 5 + 32 + 0 + 4 + 3 + 613 = 666.

It is not a de Polignac number, because 63532043613 - 2² = 63532043609 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63532041613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7963413 + ... + 7971386.

It is an arithmetic number, because the mean of its divisors is an integer number (7664638800).

Almost surely, 2^63532043613 is an apocalyptic number.

It is an amenable number.

63532043613 is a deficient number, since it is larger than the sum of its proper divisors (28443621987).

63532043613 is a wasteful number, since it uses less digits than its factorization.

63532043613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15935248 (or 15935245 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

The spelling of 63532043613 in words is "sixty-three billion, five hundred thirty-two million, forty-three thousand, six hundred thirteen".