63633233642 has 16 divisors (see below), whose sum is σ = 104136732000. Its totient is φ = 28921524240.

The previous prime is 63633233639. The next prime is 63633233737. The reversal of 63633233642 is 24633233636.

It is a self number, because there is not a number n which added to its sum of digits gives 63633233642.

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 in 7 ways as a sum of consecutive naturals, for example, 120584 + ... + 376572.

It is an arithmetic number, because the mean of its divisors is an integer number (6508545750).

Almost surely, 2^63633233642 is an apocalyptic number.

63633233642 is a deficient number, since it is larger than the sum of its proper divisors (40503498358).

63633233642 is a wasteful number, since it uses less digits than its factorization.

63633233642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267301.

The product of its digits is 839808, while the sum is 41.

The spelling of 63633233642 in words is "sixty-three billion, six hundred thirty-three million, two hundred thirty-three thousand, six hundred forty-two".