306228872913 has 8 divisors (see below), whose sum is σ = 413473584000. Its totient is φ = 201568371888.

The previous prime is 306228872899. The next prime is 306228872923. The reversal of 306228872913 is 319278822603.

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

It is not a de Polignac number, because 306228872913 - 2⁴ = 306228872897 is a prime.

It is a super-2 number, since 2×306228872913² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (306228872923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646052238 + ... + 646052711.

It is an arithmetic number, because the mean of its divisors is an integer number (51684198000).

Almost surely, 2^306228872913 is an apocalyptic number.

It is an amenable number.

306228872913 is a deficient number, since it is larger than the sum of its proper divisors (107244711087).

306228872913 is a wasteful number, since it uses less digits than its factorization.

306228872913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292105031.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 306228872913 in words is "three hundred six billion, two hundred twenty-eight million, eight hundred seventy-two thousand, nine hundred thirteen".