326573442066 has 16 divisors (see below), whose sum is σ = 653155948800. Its totient is φ = 108856303248.

The previous prime is 326573442059. The next prime is 326573442071. The reversal of 326573442066 is 660244375623.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146655 + ... + 821373.

It is an arithmetic number, because the mean of its divisors is an integer number (40822246800).

Almost surely, 2^326573442066 is an apocalyptic number.

326573442066 is an abundant number, since it is smaller than the sum of its proper divisors (326582506734).

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

326573442066 is a wasteful number, since it uses less digits than its factorization.

326573442066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755393.

The product of its (nonzero) digits is 4354560, while the sum is 48.

The spelling of 326573442066 in words is "three hundred twenty-six billion, five hundred seventy-three million, four hundred forty-two thousand, sixty-six".