44348828159 has 4 divisors (see below), whose sum is σ = 44368171416. Its totient is φ = 44329484904.

The previous prime is 44348828119. The next prime is 44348828197. The reversal of 44348828159 is 95182884344.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44348828159 - 2²⁰ = 44347779583 is a prime.

It is a super-2 number, since 2×44348828159² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44348828119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9668189 + ... + 9672774.

It is an arithmetic number, because the mean of its divisors is an integer number (11092042854).

Almost surely, 2^44348828159 is an apocalyptic number.

44348828159 is a deficient number, since it is larger than the sum of its proper divisors (19343257).

44348828159 is a wasteful number, since it uses less digits than its factorization.

44348828159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19343256.

The product of its digits is 8847360, while the sum is 56.

The spelling of 44348828159 in words is "forty-four billion, three hundred forty-eight million, eight hundred twenty-eight thousand, one hundred fifty-nine".