131444414004 has 12 divisors (see below), whose sum is σ = 306703632704. Its totient is φ = 43814804664.

The previous prime is 131444413981. The next prime is 131444414033. The reversal of 131444414004 is 400414444131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5476850572 + ... + 5476850595.

Almost surely, 2^131444414004 is an apocalyptic number.

It is an amenable number.

131444414004 is an abundant number, since it is smaller than the sum of its proper divisors (175259218700).

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

131444414004 is a wasteful number, since it uses less digits than its factorization.

131444414004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953701174 (or 10953701172 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 131444414004 its reverse (400414444131), we get a palindrome (531858858135).

The spelling of 131444414004 in words is "one hundred thirty-one billion, four hundred forty-four million, four hundred fourteen thousand, four".