117845562293 has 4 divisors (see below), whose sum is σ = 117850774380. Its totient is φ = 117840350208.

The previous prime is 117845562257. The next prime is 117845562299. The reversal of 117845562293 is 392265548711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8738884324 + 109106677969 = 93482^2 + 330313^2 .

It is a cyclic number.

It is not a de Polignac number, because 117845562293 - 2²⁸ = 117577126837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117845562299) 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, 2571980 + ... + 2617397.

It is an arithmetic number, because the mean of its divisors is an integer number (29462693595).

Almost surely, 2^117845562293 is an apocalyptic number.

It is an amenable number.

117845562293 is a deficient number, since it is larger than the sum of its proper divisors (5212087).

117845562293 is an equidigital number, since it uses as much as digits as its factorization.

117845562293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5212086.

The product of its digits is 3628800, while the sum is 53.

The spelling of 117845562293 in words is "one hundred seventeen billion, eight hundred forty-five million, five hundred sixty-two thousand, two hundred ninety-three".