5422544321 has 4 divisors (see below), whose sum is σ = 5524856532. Its totient is φ = 5320232112.

The previous prime is 5422544293. The next prime is 5422544327. The reversal of 5422544321 is 1234452245.

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 4619105296 + 803439025 = 67964^2 + 28345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5422544321 is a prime.

It is a super-3 number, since 3×5422544321³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5422544327) 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, 51156026 + ... + 51156131.

It is an arithmetic number, because the mean of its divisors is an integer number (1381214133).

Almost surely, 2^5422544321 is an apocalyptic number.

It is an amenable number.

5422544321 is a deficient number, since it is larger than the sum of its proper divisors (102312211).

5422544321 is a wasteful number, since it uses less digits than its factorization.

5422544321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102312210.

The product of its digits is 38400, while the sum is 32.

The square root of 5422544321 is about 73637.9271910882. The cubic root of 5422544321 is about 1756.8487344382.

Adding to 5422544321 its reverse (1234452245), we get a palindrome (6656996566).

The spelling of 5422544321 in words is "five billion, four hundred twenty-two million, five hundred forty-four thousand, three hundred twenty-one".