20540011120533 has 12 divisors (see below), whose sum is σ = 29669000901280. Its totient is φ = 13693296462696.

The previous prime is 20540011120451. The next prime is 20540011120543. The reversal of 20540011120533 is 33502111004502.

20540011120533 is a `hidden beast` number, since 2 + 0 + 5 + 4 + 0 + 0 + 1 + 1 + 120 + 533 = 666.

It is not a de Polignac number, because 20540011120533 - 2³³ = 20531421185941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20540011120497 and 20540011120506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20540011120543) 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 11 ways as a sum of consecutive naturals, for example, 618223 + ... + 6439116.

Almost surely, 2^{20540011120533} is an apocalyptic number.

It is an amenable number.

20540011120533 is a deficient number, since it is larger than the sum of its proper divisors (9128989780747).

20540011120533 is a wasteful number, since it uses less digits than its factorization.

20540011120533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7380728 (or 7380725 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The spelling of 20540011120533 in words is "twenty trillion, five hundred forty billion, eleven million, one hundred twenty thousand, five hundred thirty-three".