125149571576 has 16 divisors (see below), whose sum is σ = 234796236840. Its totient is φ = 62537241760.

The previous prime is 125149571549. The next prime is 125149571671. The reversal of 125149571576 is 675175941521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4678835 + ... + 4705506.

Almost surely, 2^125149571576 is an apocalyptic number.

It is an amenable number.

125149571576 is a deficient number, since it is larger than the sum of its proper divisors (109646665264).

125149571576 is a wasteful number, since it uses less digits than its factorization.

125149571576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386014 (or 9386010 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 53.

The spelling of 125149571576 in words is "one hundred twenty-five billion, one hundred forty-nine million, five hundred seventy-one thousand, five hundred seventy-six".