306150065215481 has 2 divisors, whose sum is σ = 306150065215482. Its totient is φ = 306150065215480.

The previous prime is 306150065215403. The next prime is 306150065215531. The reversal of 306150065215481 is 184512560051603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306148823357881 + 1241857600 = 17497109^2 + 35240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-306150065215481 is a prime.

It is a super-2 number, since 2×306150065215481² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (306150065214481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153075032607740 + 153075032607741.

It is an arithmetic number, because the mean of its divisors is an integer number (153075032607741).

Almost surely, 2^{306150065215481} is an apocalyptic number.

It is an amenable number.

306150065215481 is a deficient number, since it is larger than the sum of its proper divisors (1).

306150065215481 is an equidigital number, since it uses as much as digits as its factorization.

306150065215481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 306150065215481 in words is "three hundred six trillion, one hundred fifty billion, sixty-five million, two hundred fifteen thousand, four hundred eighty-one".