125840358342 has 48 divisors (see below), whose sum is σ = 282795797232. Its totient is φ = 40408977600.

The previous prime is 125840358337. The next prime is 125840358359. The reversal of 125840358342 is 243853048521.

125840358342 is a `hidden beast` number, since 1 + 2 + 584 + 0 + 35 + 8 + 34 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 868128 + ... + 1002659.

It is an arithmetic number, because the mean of its divisors is an integer number (5891579109).

Almost surely, 2^125840358342 is an apocalyptic number.

125840358342 is an abundant number, since it is smaller than the sum of its proper divisors (156955438890).

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

125840358342 is a wasteful number, since it uses less digits than its factorization.

125840358342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870933 (or 1870930 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 125840358342 in words is "one hundred twenty-five billion, eight hundred forty million, three hundred fifty-eight thousand, three hundred forty-two".