44169640071 has 16 divisors (see below), whose sum is σ = 59517768960. Its totient is φ = 29134480320.

The previous prime is 44169640051. The next prime is 44169640079. The reversal of 44169640071 is 17004696144.

It is not a de Polignac number, because 44169640071 - 2²² = 44165445767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44169640079) 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 15 ways as a sum of consecutive naturals, for example, 285556 + ... + 412166.

It is an arithmetic number, because the mean of its divisors is an integer number (3719860560).

Almost surely, 2^44169640071 is an apocalyptic number.

44169640071 is a deficient number, since it is larger than the sum of its proper divisors (15348128889).

44169640071 is a wasteful number, since it uses less digits than its factorization.

44169640071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127846.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 44169640071 in words is "forty-four billion, one hundred sixty-nine million, six hundred forty thousand, seventy-one".