117902286529 has 4 divisors (see below), whose sum is σ = 118252145284. Its totient is φ = 117552427776.

The previous prime is 117902286527. The next prime is 117902286539. The reversal of 117902286529 is 925682209711.

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 80740085904 + 37162200625 = 284148^2 + 192775^2 .

It is a cyclic number.

It is not a de Polignac number, because 117902286529 - 2¹ = 117902286527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117902286527) 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 3 ways as a sum of consecutive naturals, for example, 174928872 + ... + 174929545.

It is an arithmetic number, because the mean of its divisors is an integer number (29563036321).

Almost surely, 2^117902286529 is an apocalyptic number.

It is an amenable number.

117902286529 is a deficient number, since it is larger than the sum of its proper divisors (349858755).

117902286529 is an equidigital number, since it uses as much as digits as its factorization.

117902286529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349858754.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 117902286529 in words is "one hundred seventeen billion, nine hundred two million, two hundred eighty-six thousand, five hundred twenty-nine".