116906804649 has 6 divisors (see below), whose sum is σ = 168865384506. Its totient is φ = 77937869760.

The previous prime is 116906804629. The next prime is 116906804659. The reversal of 116906804649 is 946408609611.

It is a happy number.

116906804649 is a `hidden beast` number, since 1 + 16 + 90 + 6 + 80 + 464 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 111649539600 + 5257265049 = 334140^2 + 72507^2 .

It is not a de Polignac number, because 116906804649 - 2⁹ = 116906804137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116906804595 and 116906804604.

It is not an unprimeable number, because it can be changed into a prime (116906804629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6494822472 + ... + 6494822489.

It is an arithmetic number, because the mean of its divisors is an integer number (28144230751).

Almost surely, 2^116906804649 is an apocalyptic number.

It is an amenable number.

116906804649 is a deficient number, since it is larger than the sum of its proper divisors (51958579857).

116906804649 is a wasteful number, since it uses less digits than its factorization.

116906804649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12989644967 (or 12989644964 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 116906804649 in words is "one hundred sixteen billion, nine hundred six million, eight hundred four thousand, six hundred forty-nine".