326813113434837 has 16 divisors (see below), whose sum is σ = 435840561561600. Its totient is φ = 217830540294192.

The previous prime is 326813113434779. The next prime is 326813113434887. The reversal of 326813113434837 is 738434311318623.

It is not a de Polignac number, because 326813113434837 - 2³⁵ = 326778753696469 is a prime.

It is a super-2 number, since 2×326813113434837² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326813113434887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428968348 + ... + 429729530.

It is an arithmetic number, because the mean of its divisors is an integer number (27240035097600).

Almost surely, 2^{326813113434837} is an apocalyptic number.

It is an amenable number.

326813113434837 is a deficient number, since it is larger than the sum of its proper divisors (109027448126763).

326813113434837 is a wasteful number, since it uses less digits than its factorization.

326813113434837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790472.

The product of its digits is 20901888, while the sum is 57.

The spelling of 326813113434837 in words is "three hundred twenty-six trillion, eight hundred thirteen billion, one hundred thirteen million, four hundred thirty-four thousand, eight hundred thirty-seven".