2028663867383 has 4 divisors (see below), whose sum is σ = 2032696996848. Its totient is φ = 2024630737920.

The previous prime is 2028663867289. The next prime is 2028663867397. The reversal of 2028663867383 is 3837683668202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2028663867383 - 2¹⁶ = 2028663801847 is a prime.

It is a super-2 number, since 2×2028663867383² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028663867583) 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 3 ways as a sum of consecutive naturals, for example, 2016563978 + ... + 2016564983.

It is an arithmetic number, because the mean of its divisors is an integer number (508174249212).

Almost surely, 2^{2028663867383} is an apocalyptic number.

2028663867383 is a deficient number, since it is larger than the sum of its proper divisors (4033129465).

2028663867383 is an equidigital number, since it uses as much as digits as its factorization.

2028663867383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033129464.

The product of its (nonzero) digits is 83607552, while the sum is 62.

The spelling of 2028663867383 in words is "two trillion, twenty-eight billion, six hundred sixty-three million, eight hundred sixty-seven thousand, three hundred eighty-three".