20020004552533 has 16 divisors (see below), whose sum is σ = 20228157227520. Its totient is φ = 19812304512000.

The previous prime is 20020004552479. The next prime is 20020004552573. The reversal of 20020004552533 is 33525540002002.

It is a cyclic number.

It is not a de Polignac number, because 20020004552533 - 2¹³ = 20020004544341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20020004552495 and 20020004552504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020004552573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 753723573 + ... + 753750133.

It is an arithmetic number, because the mean of its divisors is an integer number (1264259826720).

Almost surely, 2^{20020004552533} is an apocalyptic number.

It is an amenable number.

20020004552533 is a deficient number, since it is larger than the sum of its proper divisors (208152674987).

20020004552533 is a wasteful number, since it uses less digits than its factorization.

20020004552533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34788.

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 20020004552533 its reverse (33525540002002), we get a palindrome (53545544554535).

The spelling of 20020004552533 in words is "twenty trillion, twenty billion, four million, five hundred fifty-two thousand, five hundred thirty-three".