43554244445201 has 4 divisors (see below), whose sum is σ = 49776279365952. Its totient is φ = 37332209524452.

The previous prime is 43554244445183. The next prime is 43554244445207. The reversal of 43554244445201 is 10254444245534.

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 a de Polignac number, because none of the positive numbers 2^k-43554244445201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43554244445207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3111017460365 + ... + 3111017460378.

It is an arithmetic number, because the mean of its divisors is an integer number (12444069841488).

Almost surely, 2^{43554244445201} is an apocalyptic number.

It is an amenable number.

43554244445201 is a deficient number, since it is larger than the sum of its proper divisors (6222034920751).

43554244445201 is an equidigital number, since it uses as much as digits as its factorization.

43554244445201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222034920750.

The product of its (nonzero) digits is 6144000, while the sum is 47.

The spelling of 43554244445201 in words is "forty-three trillion, five hundred fifty-four billion, two hundred forty-four million, four hundred forty-five thousand, two hundred one".