44438748026 has 16 divisors (see below), whose sum is σ = 67982164488. Its totient is φ = 21780513600.

The previous prime is 44438748007. The next prime is 44438748047. The reversal of 44438748026 is 62084783444.

It is a Cunningham number, because it is equal to 210805²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 42045092401 + 2393655625 = 205049^2 + 48925^2 .

It is a super-2 number, since 2×44438748026² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 585845 + ... + 657336.

Almost surely, 2^44438748026 is an apocalyptic number.

44438748026 is a deficient number, since it is larger than the sum of its proper divisors (23543416462).

44438748026 is a wasteful number, since it uses less digits than its factorization.

44438748026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243537.

The product of its (nonzero) digits is 4128768, while the sum is 50.

The spelling of 44438748026 in words is "forty-four billion, four hundred thirty-eight million, seven hundred forty-eight thousand, twenty-six".