63123030636 has 12 divisors (see below), whose sum is σ = 147287071512. Its totient is φ = 21041010208.

The previous prime is 63123030631. The next prime is 63123030643. The reversal of 63123030636 is 63603032136.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 63123030597 and 63123030606.

It is not an unprimeable number, because it can be changed into a prime (63123030631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2630126265 + ... + 2630126288.

It is an arithmetic number, because the mean of its divisors is an integer number (12273922626).

Almost surely, 2^63123030636 is an apocalyptic number.

It is an amenable number.

63123030636 is an abundant number, since it is smaller than the sum of its proper divisors (84164040876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63123030636 is a wasteful number, since it uses less digits than its factorization.

63123030636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260252560 (or 5260252558 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 33.

The spelling of 63123030636 in words is "sixty-three billion, one hundred twenty-three million, thirty thousand, six hundred thirty-six".