326402492340 has 24 divisors (see below), whose sum is σ = 913926978720. Its totient is φ = 87040664608.

The previous prime is 326402492333. The next prime is 326402492497. The reversal of 326402492340 is 43294204623.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2720020710 + ... + 2720020829.

It is an arithmetic number, because the mean of its divisors is an integer number (38080290780).

Almost surely, 2^326402492340 is an apocalyptic number.

326402492340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

326402492340 is an abundant number, since it is smaller than the sum of its proper divisors (587524486380).

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

326402492340 is a wasteful number, since it uses less digits than its factorization.

326402492340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440041551 (or 5440041549 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 326402492340 its reverse (43294204623), we get a palindrome (369696696963).

The spelling of 326402492340 in words is "three hundred twenty-six billion, four hundred two million, four hundred ninety-two thousand, three hundred forty".