2531524341321 has 12 divisors (see below), whose sum is σ = 3656664451440. Its totient is φ = 1687674503160.

The previous prime is 2531524341217. The next prime is 2531524341329. The reversal of 2531524341321 is 1231434251352.

2531524341321 is a `hidden beast` number, since 2 + 53 + 1 + 5 + 243 + 41 + 321 = 666.

It is not a de Polignac number, because 2531524341321 - 2¹⁰ = 2531524340297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2531524341329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1614366 + ... + 2769336.

It is an arithmetic number, because the mean of its divisors is an integer number (304722037620).

Almost surely, 2^{2531524341321} is an apocalyptic number.

It is an amenable number.

2531524341321 is a deficient number, since it is larger than the sum of its proper divisors (1125140110119).

2531524341321 is a wasteful number, since it uses less digits than its factorization.

2531524341321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398516 (or 1398513 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 2531524341321 its reverse (1231434251352), we get a palindrome (3762958592673).

The spelling of 2531524341321 in words is "two trillion, five hundred thirty-one billion, five hundred twenty-four million, three hundred forty-one thousand, three hundred twenty-one".