5254530444 has 18 divisors (see below), whose sum is σ = 13282285380. Its totient is φ = 1751510136.

The previous prime is 5254530431. The next prime is 5254530467. The reversal of 5254530444 is 4440354525.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×5254530444² = 55220180373845674272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 145959179 = 5254530444 / (5 + 2 + 5 + 4 + 5 + 3 + 0 + 4 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 5254530399 and 5254530408.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72979554 + ... + 72979625.

Almost surely, 2^5254530444 is an apocalyptic number.

It is an amenable number.

5254530444 is an abundant number, since it is smaller than the sum of its proper divisors (8027754936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5254530444 is a wasteful number, since it uses less digits than its factorization.

5254530444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145959189 (or 145959184 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

The square root of 5254530444 is about 72488.1400230410. The cubic root of 5254530444 is about 1738.5131134393.

Adding to 5254530444 its reverse (4440354525), we get a palindrome (9694884969).

The spelling of 5254530444 in words is "five billion, two hundred fifty-four million, five hundred thirty thousand, four hundred forty-four".