331290649793 has 8 divisors (see below), whose sum is σ = 331497528768. Its totient is φ = 331083835344.

The previous prime is 331290649769. The next prime is 331290649841. The reversal of 331290649793 is 397946092133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 331290649793 - 2¹⁰ = 331290648769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331290649733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13611671 + ... + 13635987.

It is an arithmetic number, because the mean of its divisors is an integer number (41437191096).

Almost surely, 2^331290649793 is an apocalyptic number.

It is an amenable number.

331290649793 is a deficient number, since it is larger than the sum of its proper divisors (206878975).

331290649793 is a wasteful number, since it uses less digits than its factorization.

331290649793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32263.

The product of its (nonzero) digits is 6613488, while the sum is 56.

The spelling of 331290649793 in words is "three hundred thirty-one billion, two hundred ninety million, six hundred forty-nine thousand, seven hundred ninety-three".