125775885266 has 8 divisors (see below), whose sum is σ = 190783646460. Its totient is φ = 62181336448.

The previous prime is 125775885253. The next prime is 125775885271. The reversal of 125775885266 is 662588577521.

It can be written as a sum of positive squares in 2 ways, for example, as 113453775241 + 12322110025 = 336829^2 + 111005^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 125775885199 and 125775885208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353302871 + ... + 353303226.

Almost surely, 2^125775885266 is an apocalyptic number.

125775885266 is a deficient number, since it is larger than the sum of its proper divisors (65007761194).

125775885266 is an equidigital number, since it uses as much as digits as its factorization.

125775885266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706606188.

The product of its digits is 56448000, while the sum is 62.

The spelling of 125775885266 in words is "one hundred twenty-five billion, seven hundred seventy-five million, eight hundred eighty-five thousand, two hundred sixty-six".