2028633320554 has 32 divisors (see below), whose sum is σ = 3355781068800. Its totient is φ = 916054135920.

The previous prime is 2028633320531. The next prime is 2028633320561. The reversal of 2028633320554 is 4550233368202.

It is a self number, because there is not a number n which added to its sum of digits gives 2028633320554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12772564 + ... + 12930415.

It is an arithmetic number, because the mean of its divisors is an integer number (104868158400).

Almost surely, 2^{2028633320554} is an apocalyptic number.

2028633320554 is a deficient number, since it is larger than the sum of its proper divisors (1327147748246).

2028633320554 is a wasteful number, since it uses less digits than its factorization.

2028633320554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25703098.

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 2028633320554 its reverse (4550233368202), we get a palindrome (6578866688756).

The spelling of 2028633320554 in words is "two trillion, twenty-eight billion, six hundred thirty-three million, three hundred twenty thousand, five hundred fifty-four".