5445224054621 has 4 divisors (see below), whose sum is σ = 5864087443452. Its totient is φ = 5026360665792.

The previous prime is 5445224054617. The next prime is 5445224054651. The reversal of 5445224054621 is 1264504225445.

It is a happy number.

5445224054621 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 1917701505721 + 3527522548900 = 1384811^2 + 1878170^2 .

It is a cyclic number.

It is not a de Polignac number, because 5445224054621 - 2² = 5445224054617 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445224054651) 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, 209431694396 + ... + 209431694421.

It is an arithmetic number, because the mean of its divisors is an integer number (1466021860863).

Almost surely, 2^{5445224054621} is an apocalyptic number.

It is an amenable number.

5445224054621 is a deficient number, since it is larger than the sum of its proper divisors (418863388831).

5445224054621 is a wasteful number, since it uses less digits than its factorization.

5445224054621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418863388830.

The product of its (nonzero) digits is 1536000, while the sum is 44.

The spelling of 5445224054621 in words is "five trillion, four hundred forty-five billion, two hundred twenty-four million, fifty-four thousand, six hundred twenty-one".