326624426623 has 16 divisors (see below), whose sum is σ = 360480038400. Its totient is φ = 293482332000.

The previous prime is 326624426603. The next prime is 326624426647.

326624426623 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 326624426623 - 2¹⁷ = 326624295551 is a prime.

It is a super-2 number, since 2×326624426623² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326624426603) 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, 163540 + ... + 824617.

It is an arithmetic number, because the mean of its divisors is an integer number (22530002400).

Almost surely, 2^326624426623 is an apocalyptic number.

326624426623 is a deficient number, since it is larger than the sum of its proper divisors (33855611777).

326624426623 is a wasteful number, since it uses less digits than its factorization.

326624426623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988518.

The product of its digits is 2985984, while the sum is 46.

The spelling of 326624426623 in words is "three hundred twenty-six billion, six hundred twenty-four million, four hundred twenty-six thousand, six hundred twenty-three".