213586475328 has 84 divisors (see below), whose sum is σ = 614880840340. Its totient is φ = 70884550656.

The previous prime is 213586475327. The next prime is 213586475357. The reversal of 213586475328 is 823574685312.

213586475328 is a `hidden beast` number, since 2 + 1 + 3 + 586 + 4 + 7 + 53 + 2 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 136373626944 + 77212848384 = 369288^2 + 277872^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213586475327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 677725 + ... + 941532.

Almost surely, 2^213586475328 is an apocalyptic number.

It is an amenable number.

213586475328 is an abundant number, since it is smaller than the sum of its proper divisors (401294365012).

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

213586475328 is a wasteful number, since it uses less digits than its factorization.

213586475328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619504 (or 1619491 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 54.

The spelling of 213586475328 in words is "two hundred thirteen billion, five hundred eighty-six million, four hundred seventy-five thousand, three hundred twenty-eight".