20044875116 has 36 divisors (see below), whose sum is σ = 40850794656. Its totient is φ = 8581154400.

The previous prime is 20044875091. The next prime is 20044875119. The reversal of 20044875116 is 61157844002.

It is a self number, because there is not a number n which added to its sum of digits gives 20044875116.

It is not an unprimeable number, because it can be changed into a prime (20044875119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122426 + ... + 234686.

It is an arithmetic number, because the mean of its divisors is an integer number (1134744296).

Almost surely, 2^20044875116 is an apocalyptic number.

It is an amenable number.

20044875116 is an abundant number, since it is smaller than the sum of its proper divisors (20805919540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20044875116 is a wasteful number, since it uses less digits than its factorization.

20044875116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113190 (or 113181 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The spelling of 20044875116 in words is "twenty billion, forty-four million, eight hundred seventy-five thousand, one hundred sixteen".