326340043623 has 24 divisors (see below), whose sum is σ = 528130985616. Its totient is φ = 192436387200.

The previous prime is 326340043609. The next prime is 326340043639.

326340043623 is a `hidden beast` number, since 3 + 26 + 3 + 4 + 0 + 0 + 4 + 3 + 623 = 666.

326340043623 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 326340043623 - 2¹⁰ = 326340042599 is a prime.

It is a super-2 number, since 2×326340043623² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326340043723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44541798 + ... + 44549123.

It is an arithmetic number, because the mean of its divisors is an integer number (22005457734).

Almost surely, 2^326340043623 is an apocalyptic number.

326340043623 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

326340043623 is a deficient number, since it is larger than the sum of its proper divisors (201790941993).

326340043623 is a wasteful number, since it uses less digits than its factorization.

326340043623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89090975 (or 89090972 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 36.

The spelling of 326340043623 in words is "three hundred twenty-six billion, three hundred forty million, forty-three thousand, six hundred twenty-three".