6663105314631 has 12 divisors (see below), whose sum is σ = 9626737905408. Its totient is φ = 4441030617024.

The previous prime is 6663105314539. The next prime is 6663105314647. The reversal of 6663105314631 is 1364135013666.

It is not a de Polignac number, because 6663105314631 - 2¹¹ = 6663105312583 is a prime.

It is a super-2 number, since 2×6663105314631² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6663105314681) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86592135 + ... + 86669048.

It is an arithmetic number, because the mean of its divisors is an integer number (802228158784).

Almost surely, 2^{6663105314631} is an apocalyptic number.

6663105314631 is a deficient number, since it is larger than the sum of its proper divisors (2963632590777).

6663105314631 is a wasteful number, since it uses less digits than its factorization.

6663105314631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173265462 (or 173265459 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 6663105314631 in words is "six trillion, six hundred sixty-three billion, one hundred five million, three hundred fourteen thousand, six hundred thirty-one".