20048650336563 has 32 divisors (see below), whose sum is σ = 30213289059840. Its totient is φ = 11749612331520.

The previous prime is 20048650336549. The next prime is 20048650336609. The reversal of 20048650336563 is 36563305684002.

It is not a de Polignac number, because 20048650336563 - 2³² = 20044355369267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (20048650336523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145635720 + ... + 145773317.

It is an arithmetic number, because the mean of its divisors is an integer number (944165283120).

Almost surely, 2^{20048650336563} is an apocalyptic number.

20048650336563 is a deficient number, since it is larger than the sum of its proper divisors (10164638723277).

20048650336563 is a wasteful number, since it uses less digits than its factorization.

20048650336563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291409147.

The product of its (nonzero) digits is 9331200, while the sum is 51.

The spelling of 20048650336563 in words is "twenty trillion, forty-eight billion, six hundred fifty million, three hundred thirty-six thousand, five hundred sixty-three".