125422356168 has 36 divisors (see below), whose sum is σ = 339693686865. Its totient is φ = 41806450368.

The previous prime is 125422356131. The next prime is 125422356181. The reversal of 125422356168 is 861653224521.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

125422356168 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 2 + 23 + 5 + 616 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 76119706404 + 49302649764 = 275898^2 + 222042^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=250422.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 2984196 + ... + 3025932.

Almost surely, 2^125422356168 is an apocalyptic number.

125422356168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

125422356168 is an abundant number, since it is smaller than the sum of its proper divisors (214271330697).

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

125422356168 is an frugal number, since it uses more digits than its factorization.

125422356168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83486 (or 41742 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 125422356168 in words is "one hundred twenty-five billion, four hundred twenty-two million, three hundred fifty-six thousand, one hundred sixty-eight".