20363063475 has 48 divisors (see below), whose sum is σ = 34355531264. Its totient is φ = 10640160000.

The previous prime is 20363063473. The next prime is 20363063489. The reversal of 20363063475 is 57436036302.

It is a happy number.

It is not a de Polignac number, because 20363063475 - 2¹ = 20363063473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20363063473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 814410 + ... + 839040.

Almost surely, 2^20363063475 is an apocalyptic number.

20363063475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20363063475 is a deficient number, since it is larger than the sum of its proper divisors (13992467789).

20363063475 is a wasteful number, since it uses less digits than its factorization.

20363063475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24868 (or 24863 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 39.

Adding to 20363063475 its reverse (57436036302), we get a palindrome (77799099777).

The spelling of 20363063475 in words is "twenty billion, three hundred sixty-three million, sixty-three thousand, four hundred seventy-five".