331618448648 has 16 divisors (see below), whose sum is σ = 632323314000. Its totient is φ = 162998898256.

The previous prime is 331618448597. The next prime is 331618448699. The reversal of 331618448648 is 846844816133.

It is an interprime number because it is at equal distance from previous prime (331618448597) and next prime (331618448699).

It is a junction number, because it is equal to n+sod(n) for n = 331618448593 and 331618448602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351290258 + ... + 351291201.

It is an arithmetic number, because the mean of its divisors is an integer number (39520207125).

Almost surely, 2^331618448648 is an apocalyptic number.

It is an amenable number.

331618448648 is a deficient number, since it is larger than the sum of its proper divisors (300704865352).

331618448648 is a wasteful number, since it uses less digits than its factorization.

331618448648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702581524 (or 702581520 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 56.

The spelling of 331618448648 in words is "three hundred thirty-one billion, six hundred eighteen million, four hundred forty-eight thousand, six hundred forty-eight".