117309828077 has 16 divisors (see below), whose sum is σ = 126632056320. Its totient is φ = 108030502272.

The previous prime is 117309828071. The next prime is 117309828121. The reversal of 117309828077 is 770828903711.

It is a cyclic number.

It is not a de Polignac number, because 117309828077 - 2¹⁴ = 117309811693 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 (117309828071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12692624 + ... + 12701862.

It is an arithmetic number, because the mean of its divisors is an integer number (7914503520).

Almost surely, 2^117309828077 is an apocalyptic number.

It is an amenable number.

117309828077 is a deficient number, since it is larger than the sum of its proper divisors (9322228243).

117309828077 is a wasteful number, since it uses less digits than its factorization.

117309828077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11452.

The product of its (nonzero) digits is 1185408, while the sum is 53.

The spelling of 117309828077 in words is "one hundred seventeen billion, three hundred nine million, eight hundred twenty-eight thousand, seventy-seven".