44232209132689 has 4 divisors (see below), whose sum is σ = 44234466243124. Its totient is φ = 44229952022256.

The previous prime is 44232209132609. The next prime is 44232209132711. The reversal of 44232209132689 is 98623190223244.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23048208731025 + 21184000401664 = 4800855^2 + 4602608^2 .

It is a cyclic number.

It is not a de Polignac number, because 44232209132689 - 2³¹ = 44230061649041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44232209132609) 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, 1128525822 + ... + 1128565015.

It is an arithmetic number, because the mean of its divisors is an integer number (11058616560781).

Almost surely, 2^{44232209132689} is an apocalyptic number.

It is an amenable number.

44232209132689 is a deficient number, since it is larger than the sum of its proper divisors (2257110435).

44232209132689 is a wasteful number, since it uses less digits than its factorization.

44232209132689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257110434.

The product of its (nonzero) digits is 8957952, while the sum is 55.

The spelling of 44232209132689 in words is "forty-four trillion, two hundred thirty-two billion, two hundred nine million, one hundred thirty-two thousand, six hundred eighty-nine".