309597628104 has 48 divisors (see below), whose sum is σ = 838672106220. Its totient is φ = 103177236480.

The previous prime is 309597628099. The next prime is 309597628121. The reversal of 309597628104 is 401826795903.

309597628104 is a `hidden beast` number, since 3 + 0 + 9 + 5 + 9 + 7 + 628 + 1 + 0 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 280897880004 + 28699748100 = 529998^2 + 169410^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115497 + ... + 795320.

It is a 1-persistent number, because it is pandigital, but 2⋅309597628104 = 619195256208 is not.

Almost surely, 2^309597628104 is an apocalyptic number.

It is an amenable number.

309597628104 is an abundant number, since it is smaller than the sum of its proper divisors (529074478116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

309597628104 is a wasteful number, since it uses less digits than its factorization.

309597628104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915550 (or 915543 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 309597628104 in words is "three hundred nine billion, five hundred ninety-seven million, six hundred twenty-eight thousand, one hundred four".