125270186142 has 16 divisors (see below), whose sum is σ = 251050643712. Its totient is φ = 41671683480.

The previous prime is 125270186141. The next prime is 125270186147. The reversal of 125270186142 is 241681072521.

It is a self number, because there is not a number n which added to its sum of digits gives 125270186142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125270186141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21258118 + ... + 21264009.

It is an arithmetic number, because the mean of its divisors is an integer number (15690665232).

Almost surely, 2^125270186142 is an apocalyptic number.

125270186142 is an abundant number, since it is smaller than the sum of its proper divisors (125780457570).

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

125270186142 is a wasteful number, since it uses less digits than its factorization.

125270186142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42522623.

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 125270186142 in words is "one hundred twenty-five billion, two hundred seventy million, one hundred eighty-six thousand, one hundred forty-two".