116663042257 has 2 divisors, whose sum is σ = 116663042258. Its totient is φ = 116663042256.

The previous prime is 116663042231. The next prime is 116663042303. The reversal of 116663042257 is 752240366611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103091724241 + 13571318016 = 321079^2 + 116496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116663042257 is a prime.

It is a super-2 number, since 2×116663042257² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (116663042207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58331521128 + 58331521129.

It is an arithmetic number, because the mean of its divisors is an integer number (58331521129).

Almost surely, 2^116663042257 is an apocalyptic number.

It is an amenable number.

116663042257 is a deficient number, since it is larger than the sum of its proper divisors (1).

116663042257 is an equidigital number, since it uses as much as digits as its factorization.

116663042257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 116663042257 in words is "one hundred sixteen billion, six hundred sixty-three million, forty-two thousand, two hundred fifty-seven".