330406213336256 has 28 divisors (see below), whose sum is σ = 666762538572840. Its totient is φ = 162403054010880.

The previous prime is 330406213336249. The next prime is 330406213336307. The reversal of 330406213336256 is 652633312604033.

It is a happy number.

It is a super-2 number, since 2×330406213336256² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 330406213336256.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43750818965 + ... + 43750826516.

Almost surely, 2^{330406213336256} is an apocalyptic number.

It is an amenable number.

330406213336256 is an abundant number, since it is smaller than the sum of its proper divisors (336356325236584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

330406213336256 is an equidigital number, since it uses as much as digits as its factorization.

330406213336256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87501645552 (or 87501645542 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 47.

The spelling of 330406213336256 in words is "three hundred thirty trillion, four hundred six billion, two hundred thirteen million, three hundred thirty-six thousand, two hundred fifty-six".