332665666452 has 72 divisors (see below), whose sum is σ = 974199052736. Its totient is φ = 93745309824.

The previous prime is 332665666451. The next prime is 332665666481. The reversal of 332665666452 is 254666566233.

It is a super-2 number, since 2×332665666452² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332665666451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9023398 + ... + 9060189.

Almost surely, 2^332665666452 is an apocalyptic number.

It is an amenable number.

332665666452 is an abundant number, since it is smaller than the sum of its proper divisors (641533386284).

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

332665666452 is a wasteful number, since it uses less digits than its factorization.

332665666452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18083677 (or 18083672 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 54.

The spelling of 332665666452 in words is "three hundred thirty-two billion, six hundred sixty-five million, six hundred sixty-six thousand, four hundred fifty-two".