207136026925 has 6 divisors (see below), whose sum is σ = 256848673418. Its totient is φ = 165708821520.

The previous prime is 207136026917. The next prime is 207136026947. The reversal of 207136026925 is 529620631702.

It can be written as a sum of positive squares in 3 ways, for example, as 51589399689 + 155546627236 = 227133^2 + 394394^2 .

It is not a de Polignac number, because 207136026925 - 2³ = 207136026917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4142720514 + ... + 4142720563.

Almost surely, 2^207136026925 is an apocalyptic number.

207136026925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

207136026925 is a deficient number, since it is larger than the sum of its proper divisors (49712646493).

207136026925 is an equidigital number, since it uses as much as digits as its factorization.

207136026925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8285441087 (or 8285441082 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 207136026925 in words is "two hundred seven billion, one hundred thirty-six million, twenty-six thousand, nine hundred twenty-five".