2145234144334 has 8 divisors (see below), whose sum is σ = 3220367132160. Its totient is φ = 1071778433616.

The previous prime is 2145234144269. The next prime is 2145234144377. The reversal of 2145234144334 is 4334414325412.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419316079 + ... + 419321194.

It is an arithmetic number, because the mean of its divisors is an integer number (402545891520).

Almost surely, 2^{2145234144334} is an apocalyptic number.

2145234144334 is a deficient number, since it is larger than the sum of its proper divisors (1075132987826).

2145234144334 is a wasteful number, since it uses less digits than its factorization.

2145234144334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838638554.

The product of its digits is 552960, while the sum is 40.

Adding to 2145234144334 its reverse (4334414325412), we get a palindrome (6479648469746).

The spelling of 2145234144334 in words is "two trillion, one hundred forty-five billion, two hundred thirty-four million, one hundred forty-four thousand, three hundred thirty-four".