20683383363533 has 16 divisors (see below), whose sum is σ = 23180413842432. Its totient is φ = 18292624350000.

The previous prime is 20683383363493. The next prime is 20683383363611. The reversal of 20683383363533 is 33536338338602.

It is not a de Polignac number, because 20683383363533 - 2¹⁴ = 20683383347149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20683383363833) 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, 86989013 + ... + 87226458.

It is an arithmetic number, because the mean of its divisors is an integer number (1448775865152).

Almost surely, 2^{20683383363533} is an apocalyptic number.

It is an amenable number.

20683383363533 is a deficient number, since it is larger than the sum of its proper divisors (2497030478899).

20683383363533 is a wasteful number, since it uses less digits than its factorization.

20683383363533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174215776.

The product of its (nonzero) digits is 50388480, while the sum is 56.

The spelling of 20683383363533 in words is "twenty trillion, six hundred eighty-three billion, three hundred eighty-three million, three hundred sixty-three thousand, five hundred thirty-three".