329712906452 has 12 divisors (see below), whose sum is σ = 585609491040. Its totient is φ = 162395909016.

The previous prime is 329712906409. The next prime is 329712906517. The reversal of 329712906452 is 254609217923.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 329712906452.

It is a congruent number.

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, 615135752 + ... + 615136287.

It is an arithmetic number, because the mean of its divisors is an integer number (48800790920).

Almost surely, 2^329712906452 is an apocalyptic number.

It is an amenable number.

329712906452 is a deficient number, since it is larger than the sum of its proper divisors (255896584588).

329712906452 is a wasteful number, since it uses less digits than its factorization.

329712906452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230272110 (or 1230272108 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 329712906452 in words is "three hundred twenty-nine billion, seven hundred twelve million, nine hundred six thousand, four hundred fifty-two".