63654416232644 has 24 divisors (see below), whose sum is σ = 112416050025720. Its totient is φ = 31535720351744.

The previous prime is 63654416232623. The next prime is 63654416232731. The reversal of 63654416232644 is 44623261445636.

63654416232644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11154798414400 + 52499617818244 = 3339880^2 + 7245662^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63654416232644.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20492249 + ... + 23393184.

It is an arithmetic number, because the mean of its divisors is an integer number (4684002084405).

Almost surely, 2^{63654416232644} is an apocalyptic number.

It is an amenable number.

63654416232644 is a deficient number, since it is larger than the sum of its proper divisors (48761633793076).

63654416232644 is a wasteful number, since it uses less digits than its factorization.

63654416232644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43888759 (or 43888757 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 56.

The spelling of 63654416232644 in words is "sixty-three trillion, six hundred fifty-four billion, four hundred sixteen million, two hundred thirty-two thousand, six hundred forty-four".