116566342440 has 32 divisors (see below), whose sum is σ = 349699027680. Its totient is φ = 31084357952.

The previous prime is 116566342411. The next prime is 116566342447. The reversal of 116566342440 is 44243665611.

It is a junction number, because it is equal to n+sod(n) for n = 116566342392 and 116566342401.

It is not an unprimeable number, because it can be changed into a prime (116566342447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485692974 + ... + 485693213.

It is an arithmetic number, because the mean of its divisors is an integer number (10928094615).

Almost surely, 2^116566342440 is an apocalyptic number.

116566342440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116566342440 is an abundant number, since it is smaller than the sum of its proper divisors (233132685240).

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

116566342440 is a wasteful number, since it uses less digits than its factorization.

116566342440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971386201 (or 971386197 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 116566342440 in words is "one hundred sixteen billion, five hundred sixty-six million, three hundred forty-two thousand, four hundred forty".