116537688 has 48 divisors (see below), whose sum is σ = 329350320. Its totient is φ = 37156416.

The previous prime is 116537683. The next prime is 116537699. The reversal of 116537688 is 886735611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116537683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33531 + ... + 36842.

It is an arithmetic number, because the mean of its divisors is an integer number (6861465).

Almost surely, 2^116537688 is an apocalyptic number.

116537688 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

116537688 is an abundant number, since it is smaller than the sum of its proper divisors (212812632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116537688 is a wasteful number, since it uses less digits than its factorization.

116537688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70408 (or 70401 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 116537688 is about 10795.2622941733. The cubic root of 116537688 is about 488.4522704029.

The spelling of 116537688 in words is "one hundred sixteen million, five hundred thirty-seven thousand, six hundred eighty-eight".