125065242772 has 12 divisors (see below), whose sum is σ = 220438738240. Its totient is φ = 62082746136.

The previous prime is 125065242767. The next prime is 125065242793. The reversal of 125065242772 is 277242560521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112468188 + ... + 112469299.

Almost surely, 2^125065242772 is an apocalyptic number.

It is an amenable number.

125065242772 is a deficient number, since it is larger than the sum of its proper divisors (95373495468).

125065242772 is a wasteful number, since it uses less digits than its factorization.

125065242772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224937630 (or 224937628 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 125065242772 in words is "one hundred twenty-five billion, sixty-five million, two hundred forty-two thousand, seven hundred seventy-two".