330323405472 has 72 divisors (see below), whose sum is σ = 939757654836. Its totient is φ = 110060860416.

The previous prime is 330323405441. The next prime is 330323405473. The reversal of 330323405472 is 274504323033.

330323405472 is a `hidden beast` number, since 3 + 303 + 2 + 340 + 5 + 4 + 7 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 300782046096 + 29541359376 = 548436^2 + 171876^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×330323405472² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (330323405473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 435508 + ... + 922124.

Almost surely, 2^330323405472 is an apocalyptic number.

330323405472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

330323405472 is an abundant number, since it is smaller than the sum of its proper divisors (609434249364).

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

330323405472 is a wasteful number, since it uses less digits than its factorization.

330323405472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488990 (or 488979 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 36.

The spelling of 330323405472 in words is "three hundred thirty billion, three hundred twenty-three million, four hundred five thousand, four hundred seventy-two".