2144204626263 has 16 divisors (see below), whose sum is σ = 3334040236800. Its totient is φ = 1225259785848.

The previous prime is 2144204626261. The next prime is 2144204626297. The reversal of 2144204626263 is 3626264024412.

It is not a de Polignac number, because 2144204626263 - 2¹ = 2144204626261 is a prime.

It is a super-2 number, since 2×2144204626263² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144204626261) 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, 1041886545 + ... + 1041888602.

It is an arithmetic number, because the mean of its divisors is an integer number (208377514800).

Almost surely, 2^{2144204626263} is an apocalyptic number.

2144204626263 is a deficient number, since it is larger than the sum of its proper divisors (1189835610537).

2144204626263 is an equidigital number, since it uses as much as digits as its factorization.

2144204626263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083775171 (or 2083775157 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 2144204626263 in words is "two trillion, one hundred forty-four billion, two hundred four million, six hundred twenty-six thousand, two hundred sixty-three".