116788685645 has 8 divisors (see below), whose sum is σ = 148390330104. Its totient is φ = 87935010304.

The previous prime is 116788685627. The next prime is 116788685659. The reversal of 116788685645 is 546586887611.

It can be written as a sum of positive squares in 4 ways, for example, as 36076443844 + 80712241801 = 189938^2 + 284099^2 .

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 116788685645 - 2¹⁸ = 116788423501 is a prime.

It is a super-3 number, since 3×116788685645³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686992184 + ... + 686992353.

It is an arithmetic number, because the mean of its divisors is an integer number (18548791263).

Almost surely, 2^116788685645 is an apocalyptic number.

It is an amenable number.

116788685645 is a deficient number, since it is larger than the sum of its proper divisors (31601644459).

116788685645 is a wasteful number, since it uses less digits than its factorization.

116788685645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373984559.

The product of its digits is 77414400, while the sum is 65.

The spelling of 116788685645 in words is "one hundred sixteen billion, seven hundred eighty-eight million, six hundred eighty-five thousand, six hundred forty-five".