131325525244 has 12 divisors (see below), whose sum is σ = 229972995000. Its totient is φ = 65618955248.

The previous prime is 131325525239. The next prime is 131325525251. The reversal of 131325525244 is 442525523131.

It is a happy number.

It is a super-2 number, since 2×131325525244² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10945099 + ... + 10957090.

It is an arithmetic number, because the mean of its divisors is an integer number (19164416250).

Almost surely, 2^131325525244 is an apocalyptic number.

It is an amenable number.

131325525244 is a deficient number, since it is larger than the sum of its proper divisors (98647469756).

131325525244 is a wasteful number, since it uses less digits than its factorization.

131325525244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21903692 (or 21903690 counting only the distinct ones).

The product of its digits is 144000, while the sum is 37.

The spelling of 131325525244 in words is "one hundred thirty-one billion, three hundred twenty-five million, five hundred twenty-five thousand, two hundred forty-four".