331452134505 has 24 divisors (see below), whose sum is σ = 575796616200. Its totient is φ = 176380753920.

The previous prime is 331452134491. The next prime is 331452134537. The reversal of 331452134505 is 505431254133.

331452134505 is a `hidden beast` number, since 3 + 3 + 14 + 5 + 2 + 134 + 505 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 143976990249 + 187475144256 = 379443^2 + 432984^2 .

It is not a de Polignac number, because 331452134505 - 2⁵ = 331452134473 is a prime.

It is a super-2 number, since 2×331452134505² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 331452134505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8182026 + ... + 8222435.

It is an arithmetic number, because the mean of its divisors is an integer number (23991525675).

Almost surely, 2^331452134505 is an apocalyptic number.

It is an amenable number.

331452134505 is a deficient number, since it is larger than the sum of its proper divisors (244344481695).

331452134505 is a wasteful number, since it uses less digits than its factorization.

331452134505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16404921 (or 16404918 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 331452134505 its reverse (505431254133), we get a palindrome (836883388638).

The spelling of 331452134505 in words is "three hundred thirty-one billion, four hundred fifty-two million, one hundred thirty-four thousand, five hundred five".