5425261544 has 32 divisors (see below), whose sum is σ = 10785172680. Its totient is φ = 2549643264.

The previous prime is 5425261531. The next prime is 5425261571. The reversal of 5425261544 is 4451625245.

It can be written as a sum of positive squares in 4 ways, for example, as 5323453444 + 101808100 = 72962^2 + 10090^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5425261498 and 5425261507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76604 + ... + 129300.

Almost surely, 2^5425261544 is an apocalyptic number.

It is an amenable number.

5425261544 is a deficient number, since it is larger than the sum of its proper divisors (5359911136).

5425261544 is a wasteful number, since it uses less digits than its factorization.

5425261544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53477 (or 53473 counting only the distinct ones).

The product of its digits is 192000, while the sum is 38.

The square root of 5425261544 is about 73656.3747682439. The cubic root of 5425261544 is about 1757.1421362288.

Adding to 5425261544 its reverse (4451625245), we get a palindrome (9876886789).

The spelling of 5425261544 in words is "five billion, four hundred twenty-five million, two hundred sixty-one thousand, five hundred forty-four".