20240100444 has 12 divisors (see below), whose sum is σ = 47226901064. Its totient is φ = 6746700144.

The previous prime is 20240100443. The next prime is 20240100449. The reversal of 20240100444 is 44400104202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 20240100444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20240100443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 843337507 + ... + 843337530.

Almost surely, 2^20240100444 is an apocalyptic number.

It is an amenable number.

20240100444 is an abundant number, since it is smaller than the sum of its proper divisors (26986800620).

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

20240100444 is a wasteful number, since it uses less digits than its factorization.

20240100444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686675044 (or 1686675042 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 20240100444 its reverse (44400104202), we get a palindrome (64640204646).

The spelling of 20240100444 in words is "twenty billion, two hundred forty million, one hundred thousand, four hundred forty-four".