117675612657 has 12 divisors (see below), whose sum is σ = 169979178564. Its totient is φ = 78448888320.

The previous prime is 117675612541. The next prime is 117675612673. The reversal of 117675612657 is 756216576711.

117675612657 is a `hidden beast` number, since 1 + 1 + 7 + 6 + 7 + 561 + 26 + 57 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 98229589056 + 19446023601 = 313416^2 + 139449^2 .

It is not a de Polignac number, because 117675612657 - 2¹⁴ = 117675596273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117675612697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 558853 + ... + 740045.

It is an arithmetic number, because the mean of its divisors is an integer number (14164931547).

Almost surely, 2^117675612657 is an apocalyptic number.

It is an amenable number.

117675612657 is a deficient number, since it is larger than the sum of its proper divisors (52303565907).

117675612657 is a wasteful number, since it uses less digits than its factorization.

117675612657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253360 (or 253357 counting only the distinct ones).

The product of its digits is 3704400, while the sum is 54.

The spelling of 117675612657 in words is "one hundred seventeen billion, six hundred seventy-five million, six hundred twelve thousand, six hundred fifty-seven".