326221460964 has 189 divisors, whose sum is σ = 996344443731. Its totient is φ = 93144446640.

The previous prime is 326221460881. The next prime is 326221460989. The reversal of 326221460964 is 469064122623.

The square root of 326221460964 is 571158.

It is a perfect power (a square), and thus also a powerful number.

326221460964 is a `hidden beast` number, since 3 + 2 + 6 + 22 + 14 + 609 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (189).

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 215896969 + ... + 215898479.

Almost surely, 2^326221460964 is an apocalyptic number.

326221460964 is the 571158-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326221460964

326221460964 is an abundant number, since it is smaller than the sum of its proper divisors (670122982767).

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

326221460964 is an frugal number, since it uses more digits than its factorization.

326221460964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058 (or 1523 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 326221460964 in words is "three hundred twenty-six billion, two hundred twenty-one million, four hundred sixty thousand, nine hundred sixty-four".