326555311445 has 32 divisors (see below), whose sum is σ = 450121726080. Its totient is φ = 224929232640.

The previous prime is 326555311429. The next prime is 326555311477. The reversal of 326555311445 is 544113555623.

It is a happy number.

It is not a de Polignac number, because 326555311445 - 2⁴ = 326555311429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 326555311396 and 326555311405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3673139 + ... + 3760991.

It is an arithmetic number, because the mean of its divisors is an integer number (14066303940).

Almost surely, 2^326555311445 is an apocalyptic number.

It is an amenable number.

326555311445 is a deficient number, since it is larger than the sum of its proper divisors (123566414635).

326555311445 is a wasteful number, since it uses less digits than its factorization.

326555311445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91445.

The product of its digits is 1080000, while the sum is 44.

The spelling of 326555311445 in words is "three hundred twenty-six billion, five hundred fifty-five million, three hundred eleven thousand, four hundred forty-five".