20803073533886 has 16 divisors (see below), whose sum is σ = 35688614899680. Its totient is φ = 8909052161280.

The previous prime is 20803073533871. The next prime is 20803073533993. The reversal of 20803073533886 is 68833537030802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545878751 + ... + 545916858.

It is an arithmetic number, because the mean of its divisors is an integer number (2230538431230).

Almost surely, 2^{20803073533886} is an apocalyptic number.

20803073533886 is a deficient number, since it is larger than the sum of its proper divisors (14885541365794).

20803073533886 is a wasteful number, since it uses less digits than its factorization.

20803073533886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091796979.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 20803073533886 in words is "twenty trillion, eight hundred three billion, seventy-three million, five hundred thirty-three thousand, eight hundred eighty-six".