125242464561606 has 64 divisors (see below), whose sum is σ = 326672751874560. Its totient is φ = 34816438020960.

The previous prime is 125242464561589. The next prime is 125242464561673. The reversal of 125242464561606 is 606165464242521.

125242464561606 is a `hidden beast` number, since 1 + 2 + 5 + 2 + 4 + 24 + 6 + 4 + 5 + 6 + 1 + 606 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4477408600 + ... + 4477436571.

It is an arithmetic number, because the mean of its divisors is an integer number (5104261748040).

Almost surely, 2^{125242464561606} is an apocalyptic number.

125242464561606 is an abundant number, since it is smaller than the sum of its proper divisors (201430287312954).

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

125242464561606 is a wasteful number, since it uses less digits than its factorization.

125242464561606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8954845226 (or 8954845220 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 54.

The spelling of 125242464561606 in words is "one hundred twenty-five trillion, two hundred forty-two billion, four hundred sixty-four million, five hundred sixty-one thousand, six hundred six".