215342262243512 has 16 divisors (see below), whose sum is σ = 403818157428840. Its totient is φ = 107657420262496.

The previous prime is 215342262243497. The next prime is 215342262243517.

215342262243512 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215342262243517) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1713790658 + ... + 1713916305.

Almost surely, 2^{215342262243512} is an apocalyptic number.

It is an amenable number.

215342262243512 is a deficient number, since it is larger than the sum of its proper divisors (188475895185328).

215342262243512 is a wasteful number, since it uses less digits than its factorization.

215342262243512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427714822 (or 3427714818 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 44.

The spelling of 215342262243512 in words is "two hundred fifteen trillion, three hundred forty-two billion, two hundred sixty-two million, two hundred forty-three thousand, five hundred twelve".