117765002739 has 4 divisors (see below), whose sum is σ = 157020003656. Its totient is φ = 78510001824.

The previous prime is 117765002737. The next prime is 117765002749. The reversal of 117765002739 is 937200567711.

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

It is not a de Polignac number, because 117765002739 - 2¹ = 117765002737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117765002737) 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, 19627500454 + ... + 19627500459.

It is an arithmetic number, because the mean of its divisors is an integer number (39255000914).

Almost surely, 2^117765002739 is an apocalyptic number.

117765002739 is a deficient number, since it is larger than the sum of its proper divisors (39255000917).

117765002739 is an equidigital number, since it uses as much as digits as its factorization.

117765002739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39255000916.

The product of its (nonzero) digits is 555660, while the sum is 48.

The spelling of 117765002739 in words is "one hundred seventeen billion, seven hundred sixty-five million, two thousand, seven hundred thirty-nine".