44420402044 has 24 divisors (see below), whose sum is σ = 81479301120. Its totient is φ = 21149263344.

The previous prime is 44420402041. The next prime is 44420402063. The reversal of 44420402044 is 44020402444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44420402041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1062064 + ... + 1103095.

It is an arithmetic number, because the mean of its divisors is an integer number (3394970880).

Almost surely, 2^44420402044 is an apocalyptic number.

It is an amenable number.

44420402044 is a deficient number, since it is larger than the sum of its proper divisors (37058899076).

44420402044 is a wasteful number, since it uses less digits than its factorization.

44420402044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165409 (or 2165407 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 44420402044 its reverse (44020402444), we get a palindrome (88440804488).

The spelling of 44420402044 in words is "forty-four billion, four hundred twenty million, four hundred two thousand, forty-four".