125149675240 has 16 divisors (see below), whose sum is σ = 281586769380. Its totient is φ = 50059870080.

The previous prime is 125149675219. The next prime is 125149675241. The reversal of 125149675240 is 42576941521.

It can be written as a sum of positive squares in 2 ways, for example, as 123410284804 + 1739390436 = 351298^2 + 41706^2 .

It is not an unprimeable number, because it can be changed into a prime (125149675241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1564370901 + ... + 1564370980.

Almost surely, 2^125149675240 is an apocalyptic number.

125149675240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125149675240 is an abundant number, since it is smaller than the sum of its proper divisors (156437094140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125149675240 is a wasteful number, since it uses less digits than its factorization.

125149675240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3128741892 (or 3128741888 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 125149675240 in words is "one hundred twenty-five billion, one hundred forty-nine million, six hundred seventy-five thousand, two hundred forty".