117886550939 has 2 divisors, whose sum is σ = 117886550940. Its totient is φ = 117886550938.

The previous prime is 117886550927. The next prime is 117886551001. The reversal of 117886550939 is 939055688711.

It is an a-pointer prime, because the next prime (117886551001) can be obtained adding 117886550939 to its sum of digits (62).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117886550939 - 2¹⁶ = 117886485403 is a prime.

It is not a weakly prime, because it can be changed into another prime (117886550239) 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 as a sum of consecutive naturals, namely, 58943275469 + 58943275470.

It is an arithmetic number, because the mean of its divisors is an integer number (58943275470).

Almost surely, 2^117886550939 is an apocalyptic number.

117886550939 is a deficient number, since it is larger than the sum of its proper divisors (1).

117886550939 is an equidigital number, since it uses as much as digits as its factorization.

117886550939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16329600, while the sum is 62.

The spelling of 117886550939 in words is "one hundred seventeen billion, eight hundred eighty-six million, five hundred fifty thousand, nine hundred thirty-nine".