131622776625 has 32 divisors (see below), whose sum is σ = 224362285056. Its totient is φ = 68486640000.

The previous prime is 131622776609. The next prime is 131622776669. The reversal of 131622776625 is 526677226131.

It is not a de Polignac number, because 131622776625 - 2⁴ = 131622776609 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 4265041 + ... + 4295790.

It is an arithmetic number, because the mean of its divisors is an integer number (7011321408).

Almost surely, 2^131622776625 is an apocalyptic number.

131622776625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131622776625 is a deficient number, since it is larger than the sum of its proper divisors (92739508431).

131622776625 is an equidigital number, since it uses as much as digits as its factorization.

131622776625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8560890 (or 8560880 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The spelling of 131622776625 in words is "one hundred thirty-one billion, six hundred twenty-two million, seven hundred seventy-six thousand, six hundred twenty-five".