44261429128 has 24 divisors (see below), whose sum is σ = 96539597550. Its totient is φ = 18969183744.

The previous prime is 44261429101. The next prime is 44261429137. The reversal of 44261429128 is 82192416244.

It can be written as a sum of positive squares in only one way, i.e., 32631532164 + 11629896964 = 180642^2 + 107842^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 56455513 + ... + 56456296.

Almost surely, 2^44261429128 is an apocalyptic number.

It is an amenable number.

44261429128 is an abundant number, since it is smaller than the sum of its proper divisors (52278168422).

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

44261429128 is a wasteful number, since it uses less digits than its factorization.

44261429128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112911829 (or 112911818 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The spelling of 44261429128 in words is "forty-four billion, two hundred sixty-one million, four hundred twenty-nine thousand, one hundred twenty-eight".