2031522434544 has 40 divisors (see below), whose sum is σ = 5248493896320. Its totient is φ = 677123270848.

The previous prime is 2031522434531. The next prime is 2031522434549. The reversal of 2031522434544 is 4454342251302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031522434549) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 941514 + ... + 2224745.

It is an arithmetic number, because the mean of its divisors is an integer number (131212347408).

Almost surely, 2^{2031522434544} is an apocalyptic number.

2031522434544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2031522434544 is an abundant number, since it is smaller than the sum of its proper divisors (3216971461776).

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

2031522434544 is a wasteful number, since it uses less digits than its factorization.

2031522434544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179637 (or 3179631 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 2031522434544 its reverse (4454342251302), we get a palindrome (6485864685846).

The spelling of 2031522434544 in words is "two trillion, thirty-one billion, five hundred twenty-two million, four hundred thirty-four thousand, five hundred forty-four".