306211066224136 has 16 divisors (see below), whose sum is σ = 574373494447740. Its totient is φ = 153044801038080.

The previous prime is 306211066224109. The next prime is 306211066224157. The reversal of 306211066224136 is 631422660112603.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 229734467116036 + 76476599108100 = 15156994^2 + 8745090^2 .

It is a junction number, because it is equal to n+sod(n) for n = 306211066224092 and 306211066224101.

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, 7591487821 + ... + 7591528156.

Almost surely, 2^{306211066224136} is an apocalyptic number.

It is an amenable number.

306211066224136 is a deficient number, since it is larger than the sum of its proper divisors (268162428223604).

306211066224136 is a wasteful number, since it uses less digits than its factorization.

306211066224136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15183018504 (or 15183018500 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 306211066224136 in words is "three hundred six trillion, two hundred eleven billion, sixty-six million, two hundred twenty-four thousand, one hundred thirty-six".