125760476161 has 8 divisors (see below), whose sum is σ = 126021411720. Its totient is φ = 125499681792.

The previous prime is 125760476021. The next prime is 125760476197. The reversal of 125760476161 is 161674067521.

It can be written as a sum of positive squares in 4 ways, for example, as 46335145536 + 79425330625 = 215256^2 + 281825^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 125760476161 - 2²¹ = 125758379009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125760476461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851741 + ... + 1918453.

It is an arithmetic number, because the mean of its divisors is an integer number (15752676465).

Almost surely, 2^125760476161 is an apocalyptic number.

It is an amenable number.

125760476161 is a deficient number, since it is larger than the sum of its proper divisors (260935559).

125760476161 is an equidigital number, since it uses as much as digits as its factorization.

125760476161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70595.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 125760476161 in words is "one hundred twenty-five billion, seven hundred sixty million, four hundred seventy-six thousand, one hundred sixty-one".