405023104312 has 16 divisors (see below), whose sum is σ = 759462328800. Its totient is φ = 202499816640.

The previous prime is 405023104303. The next prime is 405023104327. The reversal of 405023104312 is 213401320504.

It is a congruent number.

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, 1319389 + ... + 1597132.

It is an arithmetic number, because the mean of its divisors is an integer number (47466395550).

Almost surely, 2^405023104312 is an apocalyptic number.

It is an amenable number.

405023104312 is a deficient number, since it is larger than the sum of its proper divisors (354439224488).

405023104312 is a wasteful number, since it uses less digits than its factorization.

405023104312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933886 (or 2933882 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 405023104312 its reverse (213401320504), we get a palindrome (618424424816).

The spelling of 405023104312 in words is "four hundred five billion, twenty-three million, one hundred four thousand, three hundred twelve".