322646066436 has 12 divisors (see below), whose sum is σ = 752840821712. Its totient is φ = 107548688808.

The previous prime is 322646066429. The next prime is 322646066453. The reversal of 322646066436 is 634660646223.

It is a tau number, because it is divible by the number of its divisors (12).

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, 13443586090 + ... + 13443586113.

Almost surely, 2^322646066436 is an apocalyptic number.

It is an amenable number.

322646066436 is an abundant number, since it is smaller than the sum of its proper divisors (430194755276).

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

322646066436 is a wasteful number, since it uses less digits than its factorization.

322646066436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26887172210 (or 26887172208 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 48.

The spelling of 322646066436 in words is "three hundred twenty-two billion, six hundred forty-six million, sixty-six thousand, four hundred thirty-six".