320104115512 has 8 divisors (see below), whose sum is σ = 600195216600. Its totient is φ = 160052057752.

The previous prime is 320104115503. The next prime is 320104115533. The reversal of 320104115512 is 215511401023.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20006507212 + ... + 20006507227.

It is an arithmetic number, because the mean of its divisors is an integer number (75024402075).

Almost surely, 2^320104115512 is an apocalyptic number.

It is an amenable number.

320104115512 is a deficient number, since it is larger than the sum of its proper divisors (280091101088).

320104115512 is a wasteful number, since it uses less digits than its factorization.

320104115512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40013014445 (or 40013014441 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 320104115512 its reverse (215511401023), we get a palindrome (535615516535).

The spelling of 320104115512 in words is "three hundred twenty billion, one hundred four million, one hundred fifteen thousand, five hundred twelve".