330761864161 has 3 divisors (see below), whose sum is σ = 330762439281. Its totient is φ = 330761289042.

The previous prime is 330761864149. The next prime is 330761864189. The reversal of 330761864161 is 161468167033.

The square root of 330761864161 is 575119.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 161468167033 = 65003 ⋅2484011.

It is not a de Polignac number, because 330761864161 - 2⁷ = 330761864033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330761864141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 287560 + ... + 862678.

It is an arithmetic number, because the mean of its divisors is an integer number (110254146427).

Almost surely, 2^330761864161 is an apocalyptic number.

330761864161 is the 575119-th square number.

330761864161 is the 287560-th centered octagonal number.

It is an amenable number.

330761864161 is a deficient number, since it is larger than the sum of its proper divisors (575120).

330761864161 is an frugal number, since it uses more digits than its factorization.

330761864161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150238 (or 575119 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 330761864161 in words is "three hundred thirty billion, seven hundred sixty-one million, eight hundred sixty-four thousand, one hundred sixty-one".