63903252303 has 12 divisors (see below), whose sum is σ = 100696034088. Its totient is φ = 38729243760.

The previous prime is 63903252251. The next prime is 63903252307. The reversal of 63903252303 is 30325230936.

63903252303 is a `hidden beast` number, since 6 + 390 + 32 + 5 + 230 + 3 = 666.

It is not a de Polignac number, because 63903252303 - 2⁸ = 63903252047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63903252307) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 322743600 + ... + 322743797.

It is an arithmetic number, because the mean of its divisors is an integer number (8391336174).

Almost surely, 2^63903252303 is an apocalyptic number.

63903252303 is a deficient number, since it is larger than the sum of its proper divisors (36792781785).

63903252303 is a wasteful number, since it uses less digits than its factorization.

63903252303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645487414 (or 645487411 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 36.

The spelling of 63903252303 in words is "sixty-three billion, nine hundred three million, two hundred fifty-two thousand, three hundred three".