125645825075 has 6 divisors (see below), whose sum is σ = 155800823124. Its totient is φ = 100516660040.

The previous prime is 125645825051. The next prime is 125645825131. The reversal of 125645825075 is 570528546521.

It is not a de Polignac number, because 125645825075 - 2⁸ = 125645824819 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2512916477 + ... + 2512916526.

It is an arithmetic number, because the mean of its divisors is an integer number (25966803854).

Almost surely, 2^125645825075 is an apocalyptic number.

125645825075 is a deficient number, since it is larger than the sum of its proper divisors (30154998049).

125645825075 is an equidigital number, since it uses as much as digits as its factorization.

125645825075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5025833013 (or 5025833008 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 50.

The spelling of 125645825075 in words is "one hundred twenty-five billion, six hundred forty-five million, eight hundred twenty-five thousand, seventy-five".