125030408384128 has 32 divisors (see below), whose sum is σ = 268244325683460. Its totient is φ = 57706342330368.

The previous prime is 125030408384117. The next prime is 125030408384197. The reversal of 125030408384128 is 821483804030521.

It can be written as a sum of positive squares in 2 ways, for example, as 124563635212864 + 466773171264 = 11160808^2 + 683208^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37569231625 + ... + 37569234952.

Almost surely, 2^{125030408384128} is an apocalyptic number.

It is an amenable number.

125030408384128 is an abundant number, since it is smaller than the sum of its proper divisors (143213917299332).

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

125030408384128 is an equidigital number, since it uses as much as digits as its factorization.

125030408384128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75138466604 (or 75138466592 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 125030408384128 in words is "one hundred twenty-five trillion, thirty billion, four hundred eight million, three hundred eighty-four thousand, one hundred twenty-eight".