44400021342243 has 16 divisors (see below), whose sum is σ = 67726002648576. Its totient is φ = 25345630540800.

The previous prime is 44400021342239. The next prime is 44400021342301. The reversal of 44400021342243 is 34224312000444.

It is not a de Polignac number, because 44400021342243 - 2² = 44400021342239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44400021342233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1075404958 + ... + 1075446243.

It is an arithmetic number, because the mean of its divisors is an integer number (4232875165536).

Almost surely, 2^{44400021342243} is an apocalyptic number.

44400021342243 is a deficient number, since it is larger than the sum of its proper divisors (23325981306333).

44400021342243 is a wasteful number, since it uses less digits than its factorization.

44400021342243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150852194.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 44400021342243 its reverse (34224312000444), we get a palindrome (78624333342687).

The spelling of 44400021342243 in words is "forty-four trillion, four hundred billion, twenty-one million, three hundred forty-two thousand, two hundred forty-three".