326336135401 has 4 divisors (see below), whose sum is σ = 331867256400. Its totient is φ = 320805014404.

The previous prime is 326336135399. The next prime is 326336135449. The reversal of 326336135401 is 104531633623.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104531633623 = 1583 ⋅66033881.

It is a cyclic number.

It is not a de Polignac number, because 326336135401 - 2¹ = 326336135399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326336135701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2765560411 + ... + 2765560528.

It is an arithmetic number, because the mean of its divisors is an integer number (82966814100).

Almost surely, 2^326336135401 is an apocalyptic number.

It is an amenable number.

326336135401 is a deficient number, since it is larger than the sum of its proper divisors (5531120999).

326336135401 is an equidigital number, since it uses as much as digits as its factorization.

326336135401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531120998.

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 326336135401 in words is "three hundred twenty-six billion, three hundred thirty-six million, one hundred thirty-five thousand, four hundred one".