44540163443 has 4 divisors (see below), whose sum is σ = 44773358208. Its totient is φ = 44306968680.

The previous prime is 44540163439. The next prime is 44540163449. The reversal of 44540163443 is 34436104544.

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 44540163443 - 2² = 44540163439 is a prime.

It is a super-2 number, since 2×44540163443² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44540163397 and 44540163406.

It is not an unprimeable number, because it can be changed into a prime (44540163449) 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, 116597096 + ... + 116597477.

It is an arithmetic number, because the mean of its divisors is an integer number (11193339552).

Almost surely, 2^44540163443 is an apocalyptic number.

44540163443 is a deficient number, since it is larger than the sum of its proper divisors (233194765).

44540163443 is a wasteful number, since it uses less digits than its factorization.

44540163443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233194764.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 44540163443 its reverse (34436104544), we get a palindrome (78976267987).

The spelling of 44540163443 in words is "forty-four billion, five hundred forty million, one hundred sixty-three thousand, four hundred forty-three".