44101071081 has 16 divisors (see below), whose sum is σ = 67587849600. Its totient is φ = 28386895824.

The previous prime is 44101071073. The next prime is 44101071083. The reversal of 44101071081 is 18017010144.

It is not a de Polignac number, because 44101071081 - 2³ = 44101071073 is a prime.

It is a super-2 number, since 2×44101071081² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44101071083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28160821 + ... + 28162386.

It is an arithmetic number, because the mean of its divisors is an integer number (4224240600).

Almost surely, 2^44101071081 is an apocalyptic number.

It is an amenable number.

44101071081 is a deficient number, since it is larger than the sum of its proper divisors (23486778519).

44101071081 is a wasteful number, since it uses less digits than its factorization.

44101071081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56323245 (or 56323239 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 27.

The spelling of 44101071081 in words is "forty-four billion, one hundred one million, seventy-one thousand, eighty-one".