326491064236 has 48 divisors (see below), whose sum is σ = 598157723520. Its totient is φ = 155812377600.

The previous prime is 326491064201. The next prime is 326491064279. The reversal of 326491064236 is 632460194623.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1087786 + ... + 1355086.

It is an arithmetic number, because the mean of its divisors is an integer number (12461619240).

Almost surely, 2^326491064236 is an apocalyptic number.

It is an amenable number.

326491064236 is a deficient number, since it is larger than the sum of its proper divisors (271666659284).

326491064236 is a wasteful number, since it uses less digits than its factorization.

326491064236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267514 (or 267512 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 326491064236 in words is "three hundred twenty-six billion, four hundred ninety-one million, sixty-four thousand, two hundred thirty-six".