125241948185 has 24 divisors (see below), whose sum is σ = 158728806600. Its totient is φ = 94849108992.

The previous prime is 125241948149. The next prime is 125241948187. The reversal of 125241948185 is 581849142521.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1521624064 + 123720324121 = 39008^2 + 351739^2 .

It is not a de Polignac number, because 125241948185 - 2¹⁰ = 125241947161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125241948187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12491 + ... + 500639.

It is an arithmetic number, because the mean of its divisors is an integer number (6613700275).

Almost surely, 2^125241948185 is an apocalyptic number.

It is an amenable number.

125241948185 is a deficient number, since it is larger than the sum of its proper divisors (33486858415).

125241948185 is an equidigital number, since it uses as much as digits as its factorization.

125241948185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488297 (or 488274 counting only the distinct ones).

The product of its digits is 921600, while the sum is 50.

The spelling of 125241948185 in words is "one hundred twenty-five billion, two hundred forty-one million, nine hundred forty-eight thousand, one hundred eighty-five".