117840817763 has 4 divisors (see below), whose sum is σ = 117841693560. Its totient is φ = 117839941968.

The previous prime is 117840817747. The next prime is 117840817769. The reversal of 117840817763 is 367718048711.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 117840817763 - 2⁴ = 117840817747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117840817769) 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 3 ways as a sum of consecutive naturals, for example, 188858 + ... + 520911.

It is an arithmetic number, because the mean of its divisors is an integer number (29460423390).

Almost surely, 2^117840817763 is an apocalyptic number.

117840817763 is a deficient number, since it is larger than the sum of its proper divisors (875797).

117840817763 is an equidigital number, since it uses as much as digits as its factorization.

117840817763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875796.

The product of its (nonzero) digits is 1580544, while the sum is 53.

The spelling of 117840817763 in words is "one hundred seventeen billion, eight hundred forty million, eight hundred seventeen thousand, seven hundred sixty-three".