5448889442 has 4 divisors (see below), whose sum is σ = 8173334166. Its totient is φ = 2724444720.

The previous prime is 5448889427. The next prime is 5448889513. The reversal of 5448889442 is 2449888445.

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

It can be written as a sum of positive squares in only one way, i.e., 5184144001 + 264745441 = 72001^2 + 16271^2 .

It is a super-2 number, since 2×5448889442² = 59380792302278142728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362222359 + ... + 1362222362.

Almost surely, 2^5448889442 is an apocalyptic number.

5448889442 is a deficient number, since it is larger than the sum of its proper divisors (2724444724).

5448889442 is a wasteful number, since it uses less digits than its factorization.

5448889442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2724444723.

The product of its digits is 11796480, while the sum is 56.

The square root of 5448889442 is about 73816.5932700772. The cubic root of 5448889442 is about 1759.6893220989.

The spelling of 5448889442 in words is "five billion, four hundred forty-eight million, eight hundred eighty-nine thousand, four hundred forty-two".