234563331663 has 48 divisors (see below), whose sum is σ = 375812611200. Its totient is φ = 140302955520.

The previous prime is 234563331661. The next prime is 234563331701. The reversal of 234563331663 is 366133365432.

234563331663 is a `hidden beast` number, since 2 + 3 + 4 + 5 + 633 + 3 + 1 + 6 + 6 + 3 = 666.

234563331663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 234563331663 - 2¹ = 234563331661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234563331661) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 15933 + ... + 685113.

It is an arithmetic number, because the mean of its divisors is an integer number (7829429400).

Almost surely, 2^234563331663 is an apocalyptic number.

234563331663 is a deficient number, since it is larger than the sum of its proper divisors (141249279537).

234563331663 is a wasteful number, since it uses less digits than its factorization.

234563331663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669312 (or 669309 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 45.

The spelling of 234563331663 in words is "two hundred thirty-four billion, five hundred sixty-three million, three hundred thirty-one thousand, six hundred sixty-three".