116174027257 has 4 divisors (see below), whose sum is σ = 116174708980. Its totient is φ = 116173345536.

The previous prime is 116174027251. The next prime is 116174027273. The reversal of 116174027257 is 752720471611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 752720471611 = 229 ⋅3286988959.

It can be written as a sum of positive squares in 2 ways, for example, as 20809793536 + 95364233721 = 144256^2 + 308811^2 .

It is a cyclic number.

It is not a de Polignac number, because 116174027257 - 2⁷ = 116174027129 is a prime.

It is a super-2 number, since 2×116174027257² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116174027251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165193 + ... + 509545.

It is an arithmetic number, because the mean of its divisors is an integer number (29043677245).

Almost surely, 2^116174027257 is an apocalyptic number.

It is an amenable number.

116174027257 is a deficient number, since it is larger than the sum of its proper divisors (681723).

116174027257 is an equidigital number, since it uses as much as digits as its factorization.

116174027257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681722.

The product of its (nonzero) digits is 164640, while the sum is 43.

Adding to 116174027257 its reverse (752720471611), we get a palindrome (868894498868).

The spelling of 116174027257 in words is "one hundred sixteen billion, one hundred seventy-four million, twenty-seven thousand, two hundred fifty-seven".