323104053440 has 56 divisors (see below), whose sum is σ = 879304608672. Its totient is φ = 110778531840.

The previous prime is 323104053401. The next prime is 323104053479. The reversal of 323104053440 is 44350401323.

It is an interprime number because it is at equal distance from previous prime (323104053401) and next prime (323104053479).

It is a tau number, because it is divible by the number of its divisors (56).

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, 72119201 + ... + 72123680.

It is an arithmetic number, because the mean of its divisors is an integer number (15701868012).

Almost surely, 2^323104053440 is an apocalyptic number.

It is an amenable number.

323104053440 is an abundant number, since it is smaller than the sum of its proper divisors (556200555232).

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

323104053440 is a wasteful number, since it uses less digits than its factorization.

323104053440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144242905 (or 144242895 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 323104053440 its reverse (44350401323), we get a palindrome (367454454763).

The spelling of 323104053440 in words is "three hundred twenty-three billion, one hundred four million, fifty-three thousand, four hundred forty".