116506646 has 4 divisors (see below), whose sum is σ = 174759972. Its totient is φ = 58253322.

The previous prime is 116506639. The next prime is 116506679. The reversal of 116506646 is 646605611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 646605611 = 4001 ⋅161611.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29126660 + ... + 29126663.

It is an arithmetic number, because the mean of its divisors is an integer number (43689993).

Almost surely, 2^116506646 is an apocalyptic number.

116506646 is a deficient number, since it is larger than the sum of its proper divisors (58253326).

116506646 is an equidigital number, since it uses as much as digits as its factorization.

116506646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58253325.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 116506646 is about 10793.8244380757. The cubic root of 116506646 is about 488.4088970756.

The spelling of 116506646 in words is "one hundred sixteen million, five hundred six thousand, six hundred forty-six".