44162973018 has 24 divisors (see below), whose sum is σ = 95735016468. Its totient is φ = 14713517952.

The previous prime is 44162973011. The next prime is 44162973047. The reversal of 44162973018 is 81037926144.

44162973018 is a `hidden beast` number, since 4 + 4 + 1 + 629 + 7 + 3 + 0 + 18 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 43111462689 + 1051510329 = 207633^2 + 32427^2 .

It is not an unprimeable number, because it can be changed into a prime (44162973011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 586255 + ... + 657282.

Almost surely, 2^44162973018 is an apocalyptic number.

44162973018 is an abundant number, since it is smaller than the sum of its proper divisors (51572043450).

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

44162973018 is a wasteful number, since it uses less digits than its factorization.

44162973018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245518 (or 1245515 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 44162973018 in words is "forty-four billion, one hundred sixty-two million, nine hundred seventy-three thousand, eighteen".