331713404317133 has 4 divisors (see below), whose sum is σ = 336257423554428. Its totient is φ = 327169385079840.

The previous prime is 331713404317129. The next prime is 331713404317147.

It is a happy number.

331713404317133 is nontrivially palindromic in base 10.

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 289229953724644 + 42483450592489 = 17006762^2 + 6517933^2 .

It is a cyclic number.

It is not a de Polignac number, because 331713404317133 - 2² = 331713404317129 is a prime.

It is a super-2 number, since 2×331713404317133² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331713404317333) 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, 2272009618538 + ... + 2272009618683.

It is an arithmetic number, because the mean of its divisors is an integer number (84064355888607).

Almost surely, 2^{331713404317133} is an apocalyptic number.

It is an amenable number.

331713404317133 is a deficient number, since it is larger than the sum of its proper divisors (4544019237295).

331713404317133 is an equidigital number, since it uses as much as digits as its factorization.

331713404317133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544019237294.

The product of its (nonzero) digits is 571536, while the sum is 44.

It can be divided in two parts, 33171340 and 4317133, that added together give a palindrome (37488473).

The spelling of 331713404317133 in words is "three hundred thirty-one trillion, seven hundred thirteen billion, four hundred four million, three hundred seventeen thousand, one hundred thirty-three".