2028633320531 has 2 divisors, whose sum is σ = 2028633320532. Its totient is φ = 2028633320530.

The previous prime is 2028633320513. The next prime is 2028633320561. The reversal of 2028633320531 is 1350233368202.

Together with previous prime (2028633320513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2028633320531 - 2¹⁴ = 2028633304147 is a prime.

It is a super-2 number, since 2×2028633320531² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2028633320561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1014316660265 + 1014316660266.

It is an arithmetic number, because the mean of its divisors is an integer number (1014316660266).

Almost surely, 2^{2028633320531} is an apocalyptic number.

2028633320531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2028633320531 is an equidigital number, since it uses as much as digits as its factorization.

2028633320531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 2028633320531 its reverse (1350233368202), we get a palindrome (3378866688733).

The spelling of 2028633320531 in words is "two trillion, twenty-eight billion, six hundred thirty-three million, three hundred twenty thousand, five hundred thirty-one".