306488466403345 has 8 divisors (see below), whose sum is σ = 368465986230120. Its totient is φ = 244737555425280.

The previous prime is 306488466403253. The next prime is 306488466403387. The reversal of 306488466403345 is 543304664884603.

It is a Cunningham number, because it is equal to 17506812²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 110335864711744 + 196152601691601 = 10504088^2 + 14005449^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 306488466403345 - 2¹⁵ = 306488466370577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56652209200 + ... + 56652214609.

It is an arithmetic number, because the mean of its divisors is an integer number (46058248278765).

Almost surely, 2^{306488466403345} is an apocalyptic number.

It is an amenable number.

306488466403345 is a deficient number, since it is larger than the sum of its proper divisors (61977519826775).

306488466403345 is a wasteful number, since it uses less digits than its factorization.

306488466403345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113304424355.

The product of its (nonzero) digits is 477757440, while the sum is 64.

The spelling of 306488466403345 in words is "three hundred six trillion, four hundred eighty-eight billion, four hundred sixty-six million, four hundred three thousand, three hundred forty-five".