124609606209 has 12 divisors (see below), whose sum is σ = 196354531152. Its totient is φ = 75520973400.

The previous prime is 124609606183. The next prime is 124609606271. The reversal of 124609606209 is 902606906421.

124609606209 is a `hidden beast` number, since 12 + 4 + 6 + 0 + 9 + 6 + 0 + 620 + 9 = 666.

It is not a de Polignac number, because 124609606209 - 2¹² = 124609602113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (124609604209) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 629341347 + ... + 629341544.

It is an arithmetic number, because the mean of its divisors is an integer number (16362877596).

Almost surely, 2^124609606209 is an apocalyptic number.

It is an amenable number.

124609606209 is a deficient number, since it is larger than the sum of its proper divisors (71744924943).

124609606209 is a wasteful number, since it uses less digits than its factorization.

124609606209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258682908 (or 1258682905 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 124609606209 in words is "one hundred twenty-four billion, six hundred nine million, six hundred six thousand, two hundred nine".