306380486517 has 16 divisors (see below), whose sum is σ = 466882217472. Its totient is φ = 175068295920.

The previous prime is 306380486509. The next prime is 306380486539. The reversal of 306380486517 is 715684083603.

It is not a de Polignac number, because 306380486517 - 2³ = 306380486509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 306380486517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306380486557) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 375478 + ... + 868184.

It is an arithmetic number, because the mean of its divisors is an integer number (29180138592).

Almost surely, 2^306380486517 is an apocalyptic number.

It is an amenable number.

306380486517 is a deficient number, since it is larger than the sum of its proper divisors (160501730955).

306380486517 is a wasteful number, since it uses less digits than its factorization.

306380486517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522328.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 306380486517 in words is "three hundred six billion, three hundred eighty million, four hundred eighty-six thousand, five hundred seventeen".