116486294389 has 2 divisors, whose sum is σ = 116486294390. Its totient is φ = 116486294388.

The previous prime is 116486294387. The next prime is 116486294423. The reversal of 116486294389 is 983492684611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99849680100 + 16636614289 = 315990^2 + 128983^2 .

It is a cyclic number.

It is not a de Polignac number, because 116486294389 - 2¹ = 116486294387 is a prime.

Together with 116486294387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116486294387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58243147194 + 58243147195.

It is an arithmetic number, because the mean of its divisors is an integer number (58243147195).

Almost surely, 2^116486294389 is an apocalyptic number.

It is an amenable number.

116486294389 is a deficient number, since it is larger than the sum of its proper divisors (1).

116486294389 is an equidigital number, since it uses as much as digits as its factorization.

116486294389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17915904, while the sum is 61.

The spelling of 116486294389 in words is "one hundred sixteen billion, four hundred eighty-six million, two hundred ninety-four thousand, three hundred eighty-nine".