125161046906 has 32 divisors (see below), whose sum is σ = 226195587072. Its totient is φ = 50805632880.

The previous prime is 125161046893. The next prime is 125161046921. The reversal of 125161046906 is 609640161521.

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 15 ways as a sum of consecutive naturals, for example, 3047576 + ... + 3088371.

It is an arithmetic number, because the mean of its divisors is an integer number (7068612096).

Almost surely, 2^125161046906 is an apocalyptic number.

125161046906 is a deficient number, since it is larger than the sum of its proper divisors (101034540166).

125161046906 is a wasteful number, since it uses less digits than its factorization.

125161046906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6136034.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 125161046906 in words is "one hundred twenty-five billion, one hundred sixty-one million, forty-six thousand, nine hundred six".