116561170000 has 100 divisors (see below), whose sum is σ = 307861652736. Its totient is φ = 42385840000.

The previous prime is 116561169983. The next prime is 116561170007. The reversal of 116561170000 is 71165611.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116561170007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 419824 + ... + 639823.

Almost surely, 2^116561170000 is an apocalyptic number.

116561170000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116561170000 is an abundant number, since it is smaller than the sum of its proper divisors (191300482736).

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

116561170000 is a wasteful number, since it uses less digits than its factorization.

116561170000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059686 (or 1059665 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 28.

The spelling of 116561170000 in words is "one hundred sixteen billion, five hundred sixty-one million, one hundred seventy thousand".