213532007568 has 40 divisors (see below), whose sum is σ = 601772022816. Its totient is φ = 64706668800.

The previous prime is 213532007519. The next prime is 213532007597. The reversal of 213532007568 is 865700235312.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 202207813 + ... + 202208868.

Almost surely, 2^213532007568 is an apocalyptic number.

It is an amenable number.

213532007568 is an abundant number, since it is smaller than the sum of its proper divisors (388240015248).

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

213532007568 is a wasteful number, since it uses less digits than its factorization.

213532007568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404416703 (or 404416697 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 213532007568 in words is "two hundred thirteen billion, five hundred thirty-two million, seven thousand, five hundred sixty-eight".