213571606063 has 8 divisors (see below), whose sum is σ = 216008875440. Its totient is φ = 211135172160.

The previous prime is 213571606013. The next prime is 213571606081. The reversal of 213571606063 is 360606175312.

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

It is a cyclic number.

It is not a de Polignac number, because 213571606063 - 2⁹ = 213571605551 is a prime.

It is a super-2 number, since 2×213571606063² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213571606013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312693 + ... + 724513.

It is an arithmetic number, because the mean of its divisors is an integer number (27001109430).

Almost surely, 2^213571606063 is an apocalyptic number.

213571606063 is a deficient number, since it is larger than the sum of its proper divisors (2437269377).

213571606063 is an equidigital number, since it uses as much as digits as its factorization.

213571606063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417737.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 213571606063 in words is "two hundred thirteen billion, five hundred seventy-one million, six hundred six thousand, sixty-three".