125680169240 has 32 divisors (see below), whose sum is σ = 287573274000. Its totient is φ = 49419997824.

The previous prime is 125680169239. The next prime is 125680169243. The reversal of 125680169240 is 42961086521.

125680169240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 125680169191 and 125680169200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125680169243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26624795 + ... + 26629514.

Almost surely, 2^125680169240 is an apocalyptic number.

125680169240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125680169240 is an abundant number, since it is smaller than the sum of its proper divisors (161893104760).

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

125680169240 is a wasteful number, since it uses less digits than its factorization.

125680169240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53254379 (or 53254375 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 125680169240 in words is "one hundred twenty-five billion, six hundred eighty million, one hundred sixty-nine thousand, two hundred forty".