5425247444 has 6 divisors (see below), whose sum is σ = 9494183034. Its totient is φ = 2712623720.

The previous prime is 5425247437. The next prime is 5425247447. The reversal of 5425247444 is 4447425245.

It can be written as a sum of positive squares in only one way, i.e., 3187957444 + 2237290000 = 56462^2 + 47300^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5425247447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678155927 + ... + 678155934.

It is an arithmetic number, because the mean of its divisors is an integer number (1582363839).

Almost surely, 2^5425247444 is an apocalyptic number.

It is an amenable number.

5425247444 is a deficient number, since it is larger than the sum of its proper divisors (4068935590).

5425247444 is a wasteful number, since it uses less digits than its factorization.

5425247444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356311865 (or 1356311863 counting only the distinct ones).

The product of its digits is 716800, while the sum is 41.

The square root of 5425247444 is about 73656.2790534521. The cubic root of 5425247444 is about 1757.1406139841.

The spelling of 5425247444 in words is "five billion, four hundred twenty-five million, two hundred forty-seven thousand, four hundred forty-four".