306397303029 has 6 divisors (see below), whose sum is σ = 442573882166. Its totient is φ = 204264868680.

The previous prime is 306397303021. The next prime is 306397303031. The reversal of 306397303029 is 920303793603.

306397303029 is a `hidden beast` number, since 3 + 0 + 639 + 7 + 3 + 0 + 3 + 0 + 2 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 304025418225 + 2371884804 = 551385^2 + 48702^2 .

It is not a de Polignac number, because 306397303029 - 2³ = 306397303021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306397303021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17022072382 + ... + 17022072399.

Almost surely, 2^306397303029 is an apocalyptic number.

It is an amenable number.

306397303029 is a deficient number, since it is larger than the sum of its proper divisors (136176579137).

306397303029 is a wasteful number, since it uses less digits than its factorization.

306397303029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34044144787 (or 34044144784 counting only the distinct ones).

The product of its (nonzero) digits is 551124, while the sum is 45.

The spelling of 306397303029 in words is "three hundred six billion, three hundred ninety-seven million, three hundred three thousand, twenty-nine".