44020440321 has 32 divisors (see below), whose sum is σ = 69729932160. Its totient is φ = 24350092800.

The previous prime is 44020440307. The next prime is 44020440329. The reversal of 44020440321 is 12304402044.

It is a happy number.

44020440321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44020440321 - 2⁶ = 44020440257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44020440291 and 44020440300.

It is not an unprimeable number, because it can be changed into a prime (44020440329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 538290 + ... + 614651.

It is an arithmetic number, because the mean of its divisors is an integer number (2179060380).

Almost surely, 2^44020440321 is an apocalyptic number.

It is an amenable number.

44020440321 is a deficient number, since it is larger than the sum of its proper divisors (25709491839).

44020440321 is a wasteful number, since it uses less digits than its factorization.

44020440321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153057.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 44020440321 its reverse (12304402044), we get a palindrome (56324842365).

The spelling of 44020440321 in words is "forty-four billion, twenty million, four hundred forty thousand, three hundred twenty-one".