20045543326 has 16 divisors (see below), whose sum is σ = 31686290208. Its totient is φ = 9492076000.

The previous prime is 20045543263. The next prime is 20045543333. The reversal of 20045543326 is 62334554002.

It is a junction number, because it is equal to n+sod(n) for n = 20045543291 and 20045543300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2152645 + ... + 2161936.

It is an arithmetic number, because the mean of its divisors is an integer number (1980393138).

Almost surely, 2^20045543326 is an apocalyptic number.

20045543326 is a deficient number, since it is larger than the sum of its proper divisors (11640746882).

20045543326 is a wasteful number, since it uses less digits than its factorization.

20045543326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314707.

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 20045543326 in words is "twenty billion, forty-five million, five hundred forty-three thousand, three hundred twenty-six".