306665243566041 has 16 divisors (see below), whose sum is σ = 434349392710464. Its totient is φ = 191790640917504.

The previous prime is 306665243566001. The next prime is 306665243566049. The reversal of 306665243566041 is 140665342566603.

It is not a de Polignac number, because 306665243566041 - 2¹⁰ = 306665243565017 is a prime.

It is a super-2 number, since 2×306665243566041² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (306665243566049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9793215600 + ... + 9793246913.

It is an arithmetic number, because the mean of its divisors is an integer number (27146837044404).

Almost surely, 2^{306665243566041} is an apocalyptic number.

It is an amenable number.

306665243566041 is a deficient number, since it is larger than the sum of its proper divisors (127684149144423).

306665243566041 is a wasteful number, since it uses less digits than its factorization.

306665243566041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19586462840.

The product of its (nonzero) digits is 55987200, while the sum is 57.

The spelling of 306665243566041 in words is "three hundred six trillion, six hundred sixty-five billion, two hundred forty-three million, five hundred sixty-six thousand, forty-one".