117811996079 has 8 divisors (see below), whose sum is σ = 120689962848. Its totient is φ = 114934243840.

The previous prime is 117811996073. The next prime is 117811996091. The reversal of 117811996079 is 970699118711.

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

It is not a de Polignac number, because 117811996079 - 2¹⁶ = 117811930543 is a prime.

It is a super-2 number, since 2×117811996079² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117811996073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2134559 + ... + 2189055.

It is an arithmetic number, because the mean of its divisors is an integer number (15086245356).

Almost surely, 2^117811996079 is an apocalyptic number.

117811996079 is a deficient number, since it is larger than the sum of its proper divisors (2877966769).

117811996079 is an equidigital number, since it uses as much as digits as its factorization.

117811996079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107265.

The product of its (nonzero) digits is 1714608, while the sum is 59.

The spelling of 117811996079 in words is "one hundred seventeen billion, eight hundred eleven million, nine hundred ninety-six thousand, seventy-nine".