44402000000 has 168 divisors, whose sum is σ = 111317032155. Its totient is φ = 17641600000.

The previous prime is 44401999987. The next prime is 44402000017. The reversal of 44402000000 is 20444.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 11 ways, for example, as 44143690816 + 258309184 = 210104^2 + 16072^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=149000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 297999926 + ... + 298000074.

Almost surely, 2^44402000000 is an apocalyptic number.

44402000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44402000000

44402000000 is an abundant number, since it is smaller than the sum of its proper divisors (66915032155).

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

44402000000 is an frugal number, since it uses more digits than its factorization.

44402000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Multiplying 44402000000 by its product of nonzero digits (128), we get a square (5683456000000 = 2384000²).

44402000000 divided by its product of nonzero digits (128) gives a square (346890625 = 18625²).

Adding to 44402000000 its reverse (20444), we get a palindrome (44402020444).

The spelling of 44402000000 in words is "forty-four billion, four hundred two million", and thus it is an aban number.