20303036475 has 12 divisors (see below), whose sum is σ = 33567687096. Its totient is φ = 10828286080.

The previous prime is 20303036461. The next prime is 20303036497. The reversal of 20303036475 is 57463030302.

It is not a de Polignac number, because 20303036475 - 2⁴ = 20303036459 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135353502 + ... + 135353651.

It is an arithmetic number, because the mean of its divisors is an integer number (2797307258).

Almost surely, 2^20303036475 is an apocalyptic number.

20303036475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20303036475 is a deficient number, since it is larger than the sum of its proper divisors (13264650621).

20303036475 is a wasteful number, since it uses less digits than its factorization.

20303036475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270707166 (or 270707161 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 33.

Adding to 20303036475 its reverse (57463030302), we get a palindrome (77766066777).

The spelling of 20303036475 in words is "twenty billion, three hundred three million, thirty-six thousand, four hundred seventy-five".