2531344531530 has 16 divisors (see below), whose sum is σ = 6075226875744. Its totient is φ = 675025208400.

The previous prime is 2531344531453. The next prime is 2531344531537. The reversal of 2531344531530 is 351354431352.

It is not an unprimeable number, because it can be changed into a prime (2531344531537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42189075496 + ... + 42189075555.

It is an arithmetic number, because the mean of its divisors is an integer number (379701679734).

Almost surely, 2^{2531344531530} is an apocalyptic number.

2531344531530 is an abundant number, since it is smaller than the sum of its proper divisors (3543882344214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2531344531530 is a wasteful number, since it uses less digits than its factorization.

2531344531530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84378151061.

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 2531344531530 its reverse (351354431352), we get a palindrome (2882698962882).

The spelling of 2531344531530 in words is "two trillion, five hundred thirty-one billion, three hundred forty-four million, five hundred thirty-one thousand, five hundred thirty".