20536036412 has 48 divisors (see below), whose sum is σ = 36769205760. Its totient is φ = 10033725312.

The previous prime is 20536036403. The next prime is 20536036453. The reversal of 20536036412 is 21463063502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22641263 + ... + 22642169.

It is an arithmetic number, because the mean of its divisors is an integer number (766025120).

Almost surely, 2^20536036412 is an apocalyptic number.

It is an amenable number.

20536036412 is a deficient number, since it is larger than the sum of its proper divisors (16233169348).

20536036412 is a wasteful number, since it uses less digits than its factorization.

20536036412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1648 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 20536036412 its reverse (21463063502), we get a palindrome (41999099914).

The spelling of 20536036412 in words is "twenty billion, five hundred thirty-six million, thirty-six thousand, four hundred twelve".