131120312350544 has 40 divisors (see below), whose sum is σ = 293443051978368. Its totient is φ = 56094251271680.

The previous prime is 131120312350541. The next prime is 131120312350583. The reversal of 131120312350544 is 445053213021131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131120312350541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21911813912 + ... + 21911819895.

Almost surely, 2^{131120312350544} is an apocalyptic number.

It is an amenable number.

131120312350544 is an abundant number, since it is smaller than the sum of its proper divisors (162322739627824).

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

131120312350544 is a wasteful number, since it uses less digits than its factorization.

131120312350544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43823633843 (or 43823633837 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 131120312350544 its reverse (445053213021131), we get a palindrome (576173525371675).

The spelling of 131120312350544 in words is "one hundred thirty-one trillion, one hundred twenty billion, three hundred twelve million, three hundred fifty thousand, five hundred forty-four".