117646576143 has 4 divisors (see below), whose sum is σ = 156862101528. Its totient is φ = 78431050760.

The previous prime is 117646576081. The next prime is 117646576153. The reversal of 117646576143 is 341675646711.

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

It is a cyclic number.

It is not a de Polignac number, because 117646576143 - 2⁸ = 117646575887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117646576153) 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, 19607762688 + ... + 19607762693.

It is an arithmetic number, because the mean of its divisors is an integer number (39215525382).

Almost surely, 2^117646576143 is an apocalyptic number.

117646576143 is a deficient number, since it is larger than the sum of its proper divisors (39215525385).

117646576143 is an equidigital number, since it uses as much as digits as its factorization.

117646576143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39215525384.

The product of its digits is 2540160, while the sum is 51.

The spelling of 117646576143 in words is "one hundred seventeen billion, six hundred forty-six million, five hundred seventy-six thousand, one hundred forty-three".