321441133232340 has 72 divisors (see below), whose sum is σ = 1063677931793568. Its totient is φ = 77925123207360.

The previous prime is 321441133232321. The next prime is 321441133232371. The reversal of 321441133232340 is 43232331144123.

321441133232340 is a `hidden beast` number, since 3 + 2 + 1 + 4 + 411 + 3 + 3 + 2 + 3 + 234 + 0 = 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 = 321441133232295 and 321441133232304.

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, 81172001362 + ... + 81172005321.

It is an arithmetic number, because the mean of its divisors is an integer number (14773304608244).

Almost surely, 2^{321441133232340} is an apocalyptic number.

321441133232340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

321441133232340 is an abundant number, since it is smaller than the sum of its proper divisors (742236798561228).

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

321441133232340 is a wasteful number, since it uses less digits than its factorization.

321441133232340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162344006709 (or 162344006704 counting only the distinct ones).

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

Adding to 321441133232340 its reverse (43232331144123), we get a palindrome (364673464376463).

The spelling of 321441133232340 in words is "three hundred twenty-one trillion, four hundred forty-one billion, one hundred thirty-three million, two hundred thirty-two thousand, three hundred forty".