44402104021 has 4 divisors (see below), whose sum is σ = 48438658944. Its totient is φ = 40365549100.

The previous prime is 44402103943. The next prime is 44402104031. The reversal of 44402104021 is 12040120444.

44402104021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44402104021 - 2¹¹ = 44402101973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44402103983 and 44402104001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44402104031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2018277445 + ... + 2018277466.

It is an arithmetic number, because the mean of its divisors is an integer number (12109664736).

Almost surely, 2^44402104021 is an apocalyptic number.

It is an amenable number.

44402104021 is a deficient number, since it is larger than the sum of its proper divisors (4036554923).

44402104021 is a wasteful number, since it uses less digits than its factorization.

44402104021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4036554922.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 44402104021 its reverse (12040120444), we get a palindrome (56442224465).

The spelling of 44402104021 in words is "forty-four billion, four hundred two million, one hundred four thousand, twenty-one".