116642287609 has 8 divisors (see below), whose sum is σ = 120409099520. Its totient is φ = 112875735600.

The previous prime is 116642287603. The next prime is 116642287627. The reversal of 116642287609 is 906782246611.

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 116642287609 - 2¹¹ = 116642285561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116642287603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307779 + ... + 1394119.

It is an arithmetic number, because the mean of its divisors is an integer number (15051137440).

Almost surely, 2^116642287609 is an apocalyptic number.

It is an amenable number.

116642287609 is a deficient number, since it is larger than the sum of its proper divisors (3766811911).

116642287609 is an equidigital number, since it uses as much as digits as its factorization.

116642287609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129951.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 116642287609 in words is "one hundred sixteen billion, six hundred forty-two million, two hundred eighty-seven thousand, six hundred nine".