2145144322535 has 8 divisors (see below), whose sum is σ = 2709655986480. Its totient is φ = 1625793591744.

The previous prime is 2145144322513. The next prime is 2145144322561. The reversal of 2145144322535 is 5352234415412.

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

It is not a de Polignac number, because 2145144322535 - 2¹⁸ = 2145144060391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2145144322492 and 2145144322501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11290233182 + ... + 11290233371.

It is an arithmetic number, because the mean of its divisors is an integer number (338706998310).

Almost surely, 2^{2145144322535} is an apocalyptic number.

2145144322535 is a deficient number, since it is larger than the sum of its proper divisors (564511663945).

2145144322535 is a wasteful number, since it uses less digits than its factorization.

2145144322535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22580466577.

The product of its digits is 576000, while the sum is 41.

Adding to 2145144322535 its reverse (5352234415412), we get a palindrome (7497378737947).

The spelling of 2145144322535 in words is "two trillion, one hundred forty-five billion, one hundred forty-four million, three hundred twenty-two thousand, five hundred thirty-five".