323304431134140 has 72 divisors (see below), whose sum is σ = 1007195245842240. Its totient is φ = 83884392941184.

The previous prime is 323304431134109. The next prime is 323304431134169. The reversal of 323304431134140 is 41431134403323.

323304431134140 is a `hidden beast` number, since 3 + 2 + 3 + 30 + 443 + 11 + 34 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 323304431134095 and 323304431134104.

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, 24272097780 + ... + 24272111099.

It is an arithmetic number, because the mean of its divisors is an integer number (13988822858920).

Almost surely, 2^{323304431134140} is an apocalyptic number.

323304431134140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323304431134140 is an abundant number, since it is smaller than the sum of its proper divisors (683890814708100).

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

323304431134140 is a wasteful number, since it uses less digits than its factorization.

323304431134140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48544208931 (or 48544208926 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 323304431134140 its reverse (41431134403323), we get a palindrome (364735565537463).

The spelling of 323304431134140 in words is "three hundred twenty-three trillion, three hundred four billion, four hundred thirty-one million, one hundred thirty-four thousand, one hundred forty".