326434468512 has 24 divisors (see below), whose sum is σ = 856890480096. Its totient is φ = 108811489472.

The previous prime is 326434468499. The next prime is 326434468553. The reversal of 326434468512 is 215864434623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700179428 + ... + 1700179619.

It is an arithmetic number, because the mean of its divisors is an integer number (35703770004).

Almost surely, 2^326434468512 is an apocalyptic number.

326434468512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

326434468512 is an abundant number, since it is smaller than the sum of its proper divisors (530456011584).

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

326434468512 is a wasteful number, since it uses less digits than its factorization.

326434468512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400359060 (or 3400359052 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 48.

The spelling of 326434468512 in words is "three hundred twenty-six billion, four hundred thirty-four million, four hundred sixty-eight thousand, five hundred twelve".