20440604822 has 16 divisors (see below), whose sum is σ = 33773006592. Its totient is φ = 9200977320.

The previous prime is 20440604797. The next prime is 20440604839. The reversal of 20440604822 is 22840604402.

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, 4508018 + ... + 4512549.

It is an arithmetic number, because the mean of its divisors is an integer number (2110812912).

Almost surely, 2^20440604822 is an apocalyptic number.

20440604822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20440604822 is a deficient number, since it is larger than the sum of its proper divisors (13332401770).

20440604822 is a wasteful number, since it uses less digits than its factorization.

20440604822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9020683.

The product of its (nonzero) digits is 24576, while the sum is 32.

The spelling of 20440604822 in words is "twenty billion, four hundred forty million, six hundred four thousand, eight hundred twenty-two".