117659887747 has 8 divisors (see below), whose sum is σ = 119588558544. Its totient is φ = 115743385728.

The previous prime is 117659887691. The next prime is 117659887753. The reversal of 117659887747 is 747788956711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117659887747 - 2¹⁵ = 117659854979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117659887447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3022698 + ... + 3061375.

It is an arithmetic number, because the mean of its divisors is an integer number (14948569818).

Almost surely, 2^117659887747 is an apocalyptic number.

117659887747 is a deficient number, since it is larger than the sum of its proper divisors (1928670797).

117659887747 is an equidigital number, since it uses as much as digits as its factorization.

117659887747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6084389.

The product of its digits is 165957120, while the sum is 70.

The spelling of 117659887747 in words is "one hundred seventeen billion, six hundred fifty-nine million, eight hundred eighty-seven thousand, seven hundred forty-seven".