215443336241 has 8 divisors (see below), whose sum is σ = 246224284800. Its totient is φ = 184663219968.

The previous prime is 215443336181. The next prime is 215443336247. The reversal of 215443336241 is 142633344512.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215443336241 is a prime.

It is a super-2 number, since 2×215443336241² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 215443336195 and 215443336204.

It is not an unprimeable number, because it can be changed into a prime (215443336247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 513425 + ... + 833361.

It is an arithmetic number, because the mean of its divisors is an integer number (30778035600).

Almost surely, 2^215443336241 is an apocalyptic number.

It is an amenable number.

215443336241 is a deficient number, since it is larger than the sum of its proper divisors (30780948559).

215443336241 is an equidigital number, since it uses as much as digits as its factorization.

215443336241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416143.

The product of its digits is 207360, while the sum is 38.

The spelling of 215443336241 in words is "two hundred fifteen billion, four hundred forty-three million, three hundred thirty-six thousand, two hundred forty-one".