44200118643 has 12 divisors (see below), whose sum is σ = 62604090840. Its totient is φ = 27733407232.

The previous prime is 44200118639. The next prime is 44200118671. The reversal of 44200118643 is 34681100244.

It is not a de Polignac number, because 44200118643 - 2² = 44200118639 is a prime.

It is a super-2 number, since 2×44200118643² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44200118143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25489398 + ... + 25491131.

It is an arithmetic number, because the mean of its divisors is an integer number (5217007570).

Almost surely, 2^44200118643 is an apocalyptic number.

44200118643 is a deficient number, since it is larger than the sum of its proper divisors (18403972197).

44200118643 is a wasteful number, since it uses less digits than its factorization.

44200118643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50980566 (or 50980549 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 44200118643 its reverse (34681100244), we get a palindrome (78881218887).

The spelling of 44200118643 in words is "forty-four billion, two hundred million, one hundred eighteen thousand, six hundred forty-three".