523450013312 has 32 divisors (see below), whose sum is σ = 1043138593920. Its totient is φ = 261642680064.

The previous prime is 523450013297. The next prime is 523450013341. The reversal of 523450013312 is 213310054325.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233648 + ... + 1049519.

It is an arithmetic number, because the mean of its divisors is an integer number (32598081060).

Almost surely, 2^523450013312 is an apocalyptic number.

It is an amenable number.

523450013312 is a deficient number, since it is larger than the sum of its proper divisors (519688580608).

523450013312 is a wasteful number, since it uses less digits than its factorization.

523450013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286368 (or 1286356 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 523450013312 its reverse (213310054325), we get a palindrome (736760067637).

The spelling of 523450013312 in words is "five hundred twenty-three billion, four hundred fifty million, thirteen thousand, three hundred twelve".