623213323312326 has 48 divisors (see below), whose sum is σ = 1311720105250800. Its totient is φ = 197372101854400.

The previous prime is 623213323312309. The next prime is 623213323312343.

623213323312326 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (623213323312309) and next prime (623213323312343).

It is a super-2 number, since 2×623213323312326² (a number of 30 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 658418025 + ... + 659363876.

It is an arithmetic number, because the mean of its divisors is an integer number (27327502192725).

Almost surely, 2^{623213323312326} is an apocalyptic number.

623213323312326 is an abundant number, since it is smaller than the sum of its proper divisors (688506781938474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623213323312326 is a wasteful number, since it uses less digits than its factorization.

623213323312326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317782101 (or 1317782078 counting only the distinct ones).

The product of its digits is 839808, while the sum is 42.

The spelling of 623213323312326 in words is "six hundred twenty-three trillion, two hundred thirteen billion, three hundred twenty-three million, three hundred twelve thousand, three hundred twenty-six".