44042261856 has 36 divisors (see below), whose sum is σ = 115616335212. Its totient is φ = 14680068544.

The previous prime is 44042261849. The next prime is 44042261903. The reversal of 44042261856 is 65816224044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2045515 + ... + 2066933.

It is an arithmetic number, because the mean of its divisors is an integer number (3211564867).

Almost surely, 2^44042261856 is an apocalyptic number.

It is an amenable number.

44042261856 is an abundant number, since it is smaller than the sum of its proper divisors (71574073356).

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

44042261856 is an frugal number, since it uses more digits than its factorization.

44042261856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42851 (or 21424 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 44042261856 in words is "forty-four billion, forty-two million, two hundred sixty-one thousand, eight hundred fifty-six".