44344137481 has 8 divisors (see below), whose sum is σ = 52426566720. Its totient is φ = 36698596368.

The previous prime is 44344137463. The next prime is 44344137557. The reversal of 44344137481 is 18473144344.

44344137481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-44344137481 is a prime.

It is a super-2 number, since 2×44344137481² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44344137181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109221811 + ... + 109222216.

It is an arithmetic number, because the mean of its divisors is an integer number (6553320840).

Almost surely, 2^44344137481 is an apocalyptic number.

It is an amenable number.

44344137481 is a deficient number, since it is larger than the sum of its proper divisors (8082429239).

44344137481 is a wasteful number, since it uses less digits than its factorization.

44344137481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218444063.

The product of its digits is 516096, while the sum is 43.

The spelling of 44344137481 in words is "forty-four billion, three hundred forty-four million, one hundred thirty-seven thousand, four hundred eighty-one".