2028349726011 has 24 divisors (see below), whose sum is σ = 3348636702944. Its totient is φ = 1158970498560.

The previous prime is 2028349726001. The next prime is 2028349726027. The reversal of 2028349726011 is 1106279438202.

2028349726011 is a `hidden beast` number, since 2 + 0 + 2 + 8 + 34 + 9 + 7 + 2 + 601 + 1 = 666.

It is not a de Polignac number, because 2028349726011 - 2¹⁵ = 2028349693243 is a prime.

It is a super-3 number, since 3×2028349726011³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2028349726001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 345430 + ... + 2043531.

Almost surely, 2^{2028349726011} is an apocalyptic number.

2028349726011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2028349726011 is a deficient number, since it is larger than the sum of its proper divisors (1320286976933).

2028349726011 is a wasteful number, since it uses less digits than its factorization.

2028349726011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402451 (or 2402448 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 2028349726011 in words is "two trillion, twenty-eight billion, three hundred forty-nine million, seven hundred twenty-six thousand, eleven".