2145144502311 has 16 divisors (see below), whose sum is σ = 2882931437568. Its totient is φ = 1418728651200.

The previous prime is 2145144502301. The next prime is 2145144502409. The reversal of 2145144502311 is 1132054415412.

It is not a de Polignac number, because 2145144502311 - 2¹⁸ = 2145144240167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145144502301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5010651 + ... + 5421891.

It is an arithmetic number, because the mean of its divisors is an integer number (180183214848).

Almost surely, 2^{2145144502311} is an apocalyptic number.

2145144502311 is a deficient number, since it is larger than the sum of its proper divisors (737786935257).

2145144502311 is a wasteful number, since it uses less digits than its factorization.

2145144502311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425062.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 2145144502311 its reverse (1132054415412), we get a palindrome (3277198917723).

The spelling of 2145144502311 in words is "two trillion, one hundred forty-five billion, one hundred forty-four million, five hundred two thousand, three hundred eleven".