215075387314 has 16 divisors (see below), whose sum is σ = 341877616920. Its totient is φ = 101297069440.

The previous prime is 215075387309. The next prime is 215075387369. The reversal of 215075387314 is 413783570512.

It can be written as a sum of positive squares in 4 ways, for example, as 156139571025 + 58935816289 = 395145^2 + 242767^2 .

It is a super-2 number, since 2×215075387314² (a number of 23 digits) contains 22 as substring.

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, 45219529 + ... + 45224284.

Almost surely, 2^215075387314 is an apocalyptic number.

215075387314 is a deficient number, since it is larger than the sum of its proper divisors (126802229606).

215075387314 is a wasteful number, since it uses less digits than its factorization.

215075387314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90443885.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 215075387314 in words is "two hundred fifteen billion, seventy-five million, three hundred eighty-seven thousand, three hundred fourteen".