331341545305361 has 4 divisors (see below), whose sum is σ = 333725297430000. Its totient is φ = 328957793180724.

The previous prime is 331341545305229. The next prime is 331341545305363. The reversal of 331341545305361 is 163503545143133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331341545305361 is a prime.

It is a super-2 number, since 2×331341545305361² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331341545305363) 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, 1191876062111 + ... + 1191876062388.

It is an arithmetic number, because the mean of its divisors is an integer number (83431324357500).

Almost surely, 2^{331341545305361} is an apocalyptic number.

It is an amenable number.

331341545305361 is a deficient number, since it is larger than the sum of its proper divisors (2383752124639).

331341545305361 is a wasteful number, since it uses less digits than its factorization.

331341545305361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383752124638.

The product of its (nonzero) digits is 2916000, while the sum is 47.

The spelling of 331341545305361 in words is "three hundred thirty-one trillion, three hundred forty-one billion, five hundred forty-five million, three hundred five thousand, three hundred sixty-one".