214245136615 has 16 divisors (see below), whose sum is σ = 272243343168. Its totient is φ = 161298582016.

The previous prime is 214245136613. The next prime is 214245136739. The reversal of 214245136615 is 516631542412.

It is a cyclic number.

It is not a de Polignac number, because 214245136615 - 2¹ = 214245136613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214245136613) 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 15 ways as a sum of consecutive naturals, for example, 817854 + ... + 1047556.

It is an arithmetic number, because the mean of its divisors is an integer number (17015208948).

Almost surely, 2^214245136615 is an apocalyptic number.

214245136615 is a deficient number, since it is larger than the sum of its proper divisors (57998206553).

214245136615 is a wasteful number, since it uses less digits than its factorization.

214245136615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240698.

The product of its digits is 172800, while the sum is 40.

The spelling of 214245136615 in words is "two hundred fourteen billion, two hundred forty-five million, one hundred thirty-six thousand, six hundred fifteen".