131314421344 has 12 divisors (see below), whose sum is σ = 258525267084. Its totient is φ = 65657210656.

The previous prime is 131314421333. The next prime is 131314421417. The reversal of 131314421344 is 443124413131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051787802 + ... + 2051787865.

It is an arithmetic number, because the mean of its divisors is an integer number (21543772257).

Almost surely, 2^131314421344 is an apocalyptic number.

It is an amenable number.

131314421344 is a deficient number, since it is larger than the sum of its proper divisors (127210845740).

131314421344 is an equidigital number, since it uses as much as digits as its factorization.

131314421344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4103575677 (or 4103575669 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

Adding to 131314421344 its reverse (443124413131), we get a palindrome (574438834475).

The spelling of 131314421344 in words is "one hundred thirty-one billion, three hundred fourteen million, four hundred twenty-one thousand, three hundred forty-four".