63835230682643 has 64 divisors (see below), whose sum is σ = 78015952896000. Its totient is φ = 51015858566400.

The previous prime is 63835230682631. The next prime is 63835230682649. The reversal of 63835230682643 is 34628603253836.

It is not a de Polignac number, because 63835230682643 - 2²⁰ = 63835229634067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63835230682649) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9441681383 + ... + 9441688143.

It is an arithmetic number, because the mean of its divisors is an integer number (1218999264000).

Almost surely, 2^{63835230682643} is an apocalyptic number.

63835230682643 is a deficient number, since it is larger than the sum of its proper divisors (14180722213357).

63835230682643 is a wasteful number, since it uses less digits than its factorization.

63835230682643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9616.

The product of its (nonzero) digits is 89579520, while the sum is 59.

The spelling of 63835230682643 in words is "sixty-three trillion, eight hundred thirty-five billion, two hundred thirty million, six hundred eighty-two thousand, six hundred forty-three".