2131342444532 has 24 divisors (see below), whose sum is σ = 4262717632320. Its totient is φ = 913425459840.

The previous prime is 2131342444471. The next prime is 2131342444601. The reversal of 2131342444532 is 2354442431312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5283932 + ... + 5672972.

It is an arithmetic number, because the mean of its divisors is an integer number (177613234680).

Almost surely, 2^{2131342444532} is an apocalyptic number.

It is an amenable number.

2131342444532 is an abundant number, since it is smaller than the sum of its proper divisors (2131375187788).

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

2131342444532 is a wasteful number, since it uses less digits than its factorization.

2131342444532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584711 (or 584709 counting only the distinct ones).

The product of its digits is 276480, while the sum is 38.

Adding to 2131342444532 its reverse (2354442431312), we get a palindrome (4485784875844).

The spelling of 2131342444532 in words is "two trillion, one hundred thirty-one billion, three hundred forty-two million, four hundred forty-four thousand, five hundred thirty-two".