331042445351146 has 8 divisors (see below), whose sum is σ = 500354230378464. Its totient is φ = 164257701891660.

The previous prime is 331042445351063. The next prime is 331042445351147. The reversal of 331042445351146 is 641153544240133.

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

It is a junction number, because it is equal to n+sod(n) for n = 331042445351096 and 331042445351105.

It is not an unprimeable number, because it can be changed into a prime (331042445351147) 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, 631760391630 + ... + 631760392153.

It is an arithmetic number, because the mean of its divisors is an integer number (62544278797308).

Almost surely, 2^{331042445351146} is an apocalyptic number.

331042445351146 is a deficient number, since it is larger than the sum of its proper divisors (169311785027318).

331042445351146 is a wasteful number, since it uses less digits than its factorization.

331042445351146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263520783916.

The product of its (nonzero) digits is 2073600, while the sum is 46.

Adding to 331042445351146 its reverse (641153544240133), we get a palindrome (972195989591279).

The spelling of 331042445351146 in words is "three hundred thirty-one trillion, forty-two billion, four hundred forty-five million, three hundred fifty-one thousand, one hundred forty-six".