332320693840 has 40 divisors (see below), whose sum is σ = 776648994408. Its totient is φ = 132239523840.

The previous prime is 332320693739. The next prime is 332320693841. The reversal of 332320693840 is 48396023233.

It can be written as a sum of positive squares in 4 ways, for example, as 13926832144 + 318393861696 = 118012^2 + 564264^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×332320693840² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332320693841) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10746241 + ... + 10777120.

Almost surely, 2^332320693840 is an apocalyptic number.

It is an amenable number.

332320693840 is an abundant number, since it is smaller than the sum of its proper divisors (444328300568).

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

332320693840 is a wasteful number, since it uses less digits than its factorization.

332320693840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21523567 (or 21523561 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 332320693840 in words is "three hundred thirty-two billion, three hundred twenty million, six hundred ninety-three thousand, eight hundred forty".