131595955825 has 6 divisors (see below), whose sum is σ = 163178985254. Its totient is φ = 105276764640.

The previous prime is 131595955801. The next prime is 131595955837. The reversal of 131595955825 is 528559595131.

It can be written as a sum of positive squares in 3 ways, for example, as 8955215424 + 122640740401 = 94632^2 + 350201^2 .

It is not a de Polignac number, because 131595955825 - 2⁵ = 131595955793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131595955825.

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 5 ways as a sum of consecutive naturals, for example, 2631919092 + ... + 2631919141.

Almost surely, 2^131595955825 is an apocalyptic number.

It is an amenable number.

131595955825 is a deficient number, since it is larger than the sum of its proper divisors (31583029429).

131595955825 is an equidigital number, since it uses as much as digits as its factorization.

131595955825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5263838243 (or 5263838238 counting only the distinct ones).

The product of its digits is 12150000, while the sum is 58.

The spelling of 131595955825 in words is "one hundred thirty-one billion, five hundred ninety-five million, nine hundred fifty-five thousand, eight hundred twenty-five".