44506718197 has 16 divisors (see below), whose sum is σ = 47165865984. Its totient is φ = 41933646000.

The previous prime is 44506718177. The next prime is 44506718203. The reversal of 44506718197 is 79181760544.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44506718197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44506718177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198322 + ... + 358252.

It is an arithmetic number, because the mean of its divisors is an integer number (2947866624).

Almost surely, 2^44506718197 is an apocalyptic number.

44506718197 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

44506718197 is a deficient number, since it is larger than the sum of its proper divisors (2659147787).

44506718197 is a wasteful number, since it uses less digits than its factorization.

44506718197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160200.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 44506718197 in words is "forty-four billion, five hundred six million, seven hundred eighteen thousand, one hundred ninety-seven".