20463223535 has 32 divisors (see below), whose sum is σ = 26705203200. Its totient is φ = 14995687680.

The previous prime is 20463223511. The next prime is 20463223577. The reversal of 20463223535 is 53532236402.

It is not a de Polignac number, because 20463223535 - 2³² = 16168256239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20463223495 and 20463223504.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 4589027 + ... + 4593483.

It is an arithmetic number, because the mean of its divisors is an integer number (834537600).

Almost surely, 2^20463223535 is an apocalyptic number.

20463223535 is a deficient number, since it is larger than the sum of its proper divisors (6241979665).

20463223535 is a wasteful number, since it uses less digits than its factorization.

20463223535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6071.

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 20463223535 its reverse (53532236402), we get a palindrome (73995459937).

The spelling of 20463223535 in words is "twenty billion, four hundred sixty-three million, two hundred twenty-three thousand, five hundred thirty-five".