43444142414401 has 4 divisors (see below), whose sum is σ = 43444156833792. Its totient is φ = 43444127995012.

The previous prime is 43444142414371. The next prime is 43444142414423. The reversal of 43444142414401 is 10441424144434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43444142414401 - 2⁷ = 43444142414273 is a prime.

It is a super-2 number, since 2×43444142414401² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43444142414441) 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, 777505 + ... + 9353758.

It is an arithmetic number, because the mean of its divisors is an integer number (10861039208448).

Almost surely, 2^{43444142414401} is an apocalyptic number.

It is an amenable number.

43444142414401 is a deficient number, since it is larger than the sum of its proper divisors (14419391).

43444142414401 is a wasteful number, since it uses less digits than its factorization.

43444142414401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14419390.

The product of its (nonzero) digits is 393216, while the sum is 40.

Adding to 43444142414401 its reverse (10441424144434), we get a palindrome (53885566558835).

The spelling of 43444142414401 in words is "forty-three trillion, four hundred forty-four billion, one hundred forty-two million, four hundred fourteen thousand, four hundred one".