323426100261888 has 2112 divisors, whose sum is σ = 1124627150366720. Its totient is φ = 92102079283200.

The previous prime is 323426100261809. The next prime is 323426100261889. The reversal of 323426100261888 is 888162001624323.

323426100261888 is a `hidden beast` number, since 3 + 2 + 3 + 4 + 2 + 6 + 10 + 0 + 2 + 618 + 8 + 8 = 666.

It is a super-2 number, since 2×323426100261888² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323426100261889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 226330370358 + ... + 226330371786.

Almost surely, 2^{323426100261888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323426100261888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562313575183360).

323426100261888 is an abundant number, since it is smaller than the sum of its proper divisors (801201050104832).

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

323426100261888 is a wasteful number, since it uses less digits than its factorization.

323426100261888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 54.

The spelling of 323426100261888 in words is "three hundred twenty-three trillion, four hundred twenty-six billion, one hundred million, two hundred sixty-one thousand, eight hundred eighty-eight".