215144345714 has 32 divisors (see below), whose sum is σ = 329185771824. Its totient is φ = 105435095040.

The previous prime is 215144345687. The next prime is 215144345743. The reversal of 215144345714 is 417543441512.

215144345714 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 40073233489 + 175071112225 = 200183^2 + 418415^2 .

It is an unprimeable number.

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, 55836212 + ... + 55840064.

Almost surely, 2^215144345714 is an apocalyptic number.

215144345714 is a deficient number, since it is larger than the sum of its proper divisors (114041426110).

215144345714 is a wasteful number, since it uses less digits than its factorization.

215144345714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222.

The product of its digits is 268800, while the sum is 41.

The spelling of 215144345714 in words is "two hundred fifteen billion, one hundred forty-four million, three hundred forty-five thousand, seven hundred fourteen".