116942851645 has 4 divisors (see below), whose sum is σ = 140331421980. Its totient is φ = 93554281312.

The previous prime is 116942851639. The next prime is 116942851661. The reversal of 116942851645 is 546158249611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43408055716 + 73534795929 = 208346^2 + 271173^2 .

It is a cyclic number.

It is not a de Polignac number, because 116942851645 - 2³ = 116942851637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116942851592 and 116942851601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11694285160 + ... + 11694285169.

It is an arithmetic number, because the mean of its divisors is an integer number (35082855495).

Almost surely, 2^116942851645 is an apocalyptic number.

It is an amenable number.

116942851645 is a deficient number, since it is larger than the sum of its proper divisors (23388570335).

116942851645 is an equidigital number, since it uses as much as digits as its factorization.

116942851645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23388570334.

The product of its digits is 2073600, while the sum is 52.

The spelling of 116942851645 in words is "one hundred sixteen billion, nine hundred forty-two million, eight hundred fifty-one thousand, six hundred forty-five".