117012774178 has 8 divisors (see below), whose sum is σ = 184757011920. Its totient is φ = 55427103540.

The previous prime is 117012774157. The next prime is 117012774187. The reversal of 117012774178 is 871477210711.

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

It is a super-3 number, since 3×117012774178³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1539641728 + ... + 1539641803.

It is an arithmetic number, because the mean of its divisors is an integer number (23094626490).

Almost surely, 2^117012774178 is an apocalyptic number.

117012774178 is a deficient number, since it is larger than the sum of its proper divisors (67744237742).

117012774178 is a wasteful number, since it uses less digits than its factorization.

117012774178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079283552.

The product of its (nonzero) digits is 153664, while the sum is 46.

Adding to 117012774178 its reverse (871477210711), we get a palindrome (988489984889).

The spelling of 117012774178 in words is "one hundred seventeen billion, twelve million, seven hundred seventy-four thousand, one hundred seventy-eight".