215233564170238 has 8 divisors (see below), whose sum is σ = 328142974882680. Its totient is φ = 105852572542680.

The previous prime is 215233564170139. The next prime is 215233564170241. The reversal of 215233564170238 is 832071465332512.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882104771068 + ... + 882104771311.

It is an arithmetic number, because the mean of its divisors is an integer number (41017871860335).

Almost surely, 2^{215233564170238} is an apocalyptic number.

215233564170238 is a deficient number, since it is larger than the sum of its proper divisors (112909410712442).

215233564170238 is a wasteful number, since it uses less digits than its factorization.

215233564170238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764209542442.

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 215233564170238 in words is "two hundred fifteen trillion, two hundred thirty-three billion, five hundred sixty-four million, one hundred seventy thousand, two hundred thirty-eight".