126326250625 has 10 divisors (see below), whose sum is σ = 157857283562. Its totient is φ = 101061000000.

The previous prime is 126326250581. The next prime is 126326250637. The reversal of 126326250625 is 526052623621.

It can be written as a sum of positive squares in 5 ways, for example, as 69204772624 + 57121478001 = 263068^2 + 239001^2 .

It is not a de Polignac number, because 126326250625 - 2¹³ = 126326242433 is a prime.

It is a Duffinian 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 9 ways as a sum of consecutive naturals, for example, 101060376 + ... + 101061625.

Almost surely, 2^126326250625 is an apocalyptic number.

It is an amenable number.

126326250625 is a deficient number, since it is larger than the sum of its proper divisors (31531032937).

126326250625 is an frugal number, since it uses more digits than its factorization.

126326250625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202122021 (or 202122006 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 126326250625 in words is "one hundred twenty-six billion, three hundred twenty-six million, two hundred fifty thousand, six hundred twenty-five".