5445636422 has 4 divisors (see below), whose sum is σ = 8168454636. Its totient is φ = 2722818210.

The previous prime is 5445636397. The next prime is 5445636437. The reversal of 5445636422 is 2246365445.

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

It is a super-2 number, since 2×5445636422² = 59309912081225924168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5445636422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361409104 + ... + 1361409107.

It is an arithmetic number, because the mean of its divisors is an integer number (2042113659).

Almost surely, 2^5445636422 is an apocalyptic number.

5445636422 is a deficient number, since it is larger than the sum of its proper divisors (2722818214).

5445636422 is a wasteful number, since it uses less digits than its factorization.

5445636422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2722818213.

The product of its digits is 691200, while the sum is 41.

The square root of 5445636422 is about 73794.5555037768. Note that the first 4 decimals coincide. The cubic root of 5445636422 is about 1759.3390706611.

The spelling of 5445636422 in words is "five billion, four hundred forty-five million, six hundred thirty-six thousand, four hundred twenty-two".