125500181740 has 12 divisors (see below), whose sum is σ = 263550381696. Its totient is φ = 50200072688.

The previous prime is 125500181669. The next prime is 125500181767. The reversal of 125500181740 is 47181005521.

It is a junction number, because it is equal to n+sod(n) for n = 125500181696 and 125500181705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3137504524 + ... + 3137504563.

It is an arithmetic number, because the mean of its divisors is an integer number (21962531808).

Almost surely, 2^125500181740 is an apocalyptic number.

125500181740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125500181740 is an abundant number, since it is smaller than the sum of its proper divisors (138050199956).

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

125500181740 is a wasteful number, since it uses less digits than its factorization.

125500181740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6275009096 (or 6275009094 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 34.

The spelling of 125500181740 in words is "one hundred twenty-five billion, five hundred million, one hundred eighty-one thousand, seven hundred forty".