116609664240 has 120 divisors (see below), whose sum is σ = 398034175968. Its totient is φ = 30586129920.

The previous prime is 116609664229. The next prime is 116609664247. The reversal of 116609664240 is 42466906611.

It is a happy number.

116609664240 is a `hidden beast` number, since 1 + 16 + 609 + 6 + 6 + 4 + 24 + 0 = 666.

116609664240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116609664247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1283604 + ... + 1371443.

Almost surely, 2^116609664240 is an apocalyptic number.

116609664240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116609664240 is an abundant number, since it is smaller than the sum of its proper divisors (281424511728).

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

116609664240 is a wasteful number, since it uses less digits than its factorization.

116609664240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655127 (or 2655118 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 116609664240 in words is "one hundred sixteen billion, six hundred nine million, six hundred sixty-four thousand, two hundred forty".