2144353262645 has 32 divisors (see below), whose sum is σ = 2911013164800. Its totient is φ = 1502648202240.

The previous prime is 2144353262633. The next prime is 2144353262651. The reversal of 2144353262645 is 5462623534412.

It is not a de Polignac number, because 2144353262645 - 2¹⁰ = 2144353261621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2144353262645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4905620 + ... + 5324829.

It is an arithmetic number, because the mean of its divisors is an integer number (90969161400).

Almost surely, 2^{2144353262645} is an apocalyptic number.

It is an amenable number.

2144353262645 is a deficient number, since it is larger than the sum of its proper divisors (766659902155).

2144353262645 is a wasteful number, since it uses less digits than its factorization.

2144353262645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10230605.

The product of its digits is 4147200, while the sum is 47.

The spelling of 2144353262645 in words is "two trillion, one hundred forty-four billion, three hundred fifty-three million, two hundred sixty-two thousand, six hundred forty-five".