323426564340 has 144 divisors (see below), whose sum is σ = 1049453181504. Its totient is φ = 73794252800.

The previous prime is 323426564339. The next prime is 323426564341. The reversal of 323426564340 is 43465624323.

It is an interprime number because it is at equal distance from previous prime (323426564339) and next prime (323426564341).

It is a junction number, because it is equal to n+sod(n) for n = 323426564292 and 323426564301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323426564341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 657081 + ... + 1038560.

It is an arithmetic number, because the mean of its divisors is an integer number (7287869316).

Almost surely, 2^323426564340 is an apocalyptic number.

323426564340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323426564340 is an abundant number, since it is smaller than the sum of its proper divisors (726026617164).

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

323426564340 is a wasteful number, since it uses less digits than its factorization.

323426564340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695698 (or 1695679 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 42.

The spelling of 323426564340 in words is "three hundred twenty-three billion, four hundred twenty-six million, five hundred sixty-four thousand, three hundred forty".