116213535649 has 2 divisors, whose sum is σ = 116213535650. Its totient is φ = 116213535648.

The previous prime is 116213535629. The next prime is 116213535677. The reversal of 116213535649 is 946535312611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89988000400 + 26225535249 = 299980^2 + 161943^2 .

It is a cyclic number.

It is not a de Polignac number, because 116213535649 - 2²³ = 116205147041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116213535599 and 116213535608.

It is not a weakly prime, because it can be changed into another prime (116213535629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58106767824 + 58106767825.

It is an arithmetic number, because the mean of its divisors is an integer number (58106767825).

Almost surely, 2^116213535649 is an apocalyptic number.

It is an amenable number.

116213535649 is a deficient number, since it is larger than the sum of its proper divisors (1).

116213535649 is an equidigital number, since it uses as much as digits as its factorization.

116213535649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 46.

The spelling of 116213535649 in words is "one hundred sixteen billion, two hundred thirteen million, five hundred thirty-five thousand, six hundred forty-nine".