131044434344 has 8 divisors (see below), whose sum is σ = 245708314410. Its totient is φ = 65522217168.

The previous prime is 131044434319. The next prime is 131044434361. The reversal of 131044434344 is 443434440131.

It can be written as a sum of positive squares in only one way, i.e., 117135062500 + 13909371844 = 342250^2 + 117938^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8190277139 + ... + 8190277154.

Almost surely, 2^131044434344 is an apocalyptic number.

It is an amenable number.

131044434344 is a deficient number, since it is larger than the sum of its proper divisors (114663880066).

131044434344 is a wasteful number, since it uses less digits than its factorization.

131044434344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16380554299 (or 16380554295 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 131044434344 its reverse (443434440131), we get a palindrome (574478874475).

The spelling of 131044434344 in words is "one hundred thirty-one billion, forty-four million, four hundred thirty-four thousand, three hundred forty-four".