2144366634434 has 8 divisors (see below), whose sum is σ = 3235142726460. Its totient is φ = 1065985725616.

The previous prime is 2144366634433. The next prime is 2144366634437. The reversal of 2144366634434 is 4344366634412.

It can be written as a sum of positive squares in 2 ways, for example, as 2124175077025 + 20191557409 = 1457455^2 + 142097^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2144366634433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3098795369 + ... + 3098796060.

Almost surely, 2^{2144366634434} is an apocalyptic number.

2144366634434 is a deficient number, since it is larger than the sum of its proper divisors (1090776092026).

2144366634434 is a wasteful number, since it uses less digits than its factorization.

2144366634434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6197591604.

The product of its digits is 11943936, while the sum is 50.

The spelling of 2144366634434 in words is "two trillion, one hundred forty-four billion, three hundred sixty-six million, six hundred thirty-four thousand, four hundred thirty-four".