2028228844454 has 16 divisors (see below), whose sum is σ = 3060662388000. Its totient is φ = 1008018152064.

The previous prime is 2028228844391. The next prime is 2028228844501. The reversal of 2028228844454 is 4544488228202.

It is a super-2 number, since 2×2028228844454² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2028228844396 and 2028228844405.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2123717 + ... + 2926880.

It is an arithmetic number, because the mean of its divisors is an integer number (191291399250).

Almost surely, 2^{2028228844454} is an apocalyptic number.

2028228844454 is a deficient number, since it is larger than the sum of its proper divisors (1032433543546).

2028228844454 is a wasteful number, since it uses less digits than its factorization.

2028228844454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051807.

The product of its (nonzero) digits is 10485760, while the sum is 53.

The spelling of 2028228844454 in words is "two trillion, twenty-eight billion, two hundred twenty-eight million, eight hundred forty-four thousand, four hundred fifty-four".