5545889725 has 18 divisors (see below), whose sum is σ = 6993306554. Its totient is φ = 4361690400.

The previous prime is 5545889717. The next prime is 5545889731. The reversal of 5545889725 is 5279885455.

It can be written as a sum of positive squares in 3 ways, for example, as 14546596 + 5531343129 = 3814^2 + 74373^2 .

It is not a de Polignac number, because 5545889725 - 2³ = 5545889717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5545889725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2907222 + ... + 2909128.

Almost surely, 2^5545889725 is an apocalyptic number.

It is an amenable number.

5545889725 is a deficient number, since it is larger than the sum of its proper divisors (1447416829).

5545889725 is an frugal number, since it uses more digits than its factorization.

5545889725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885 (or 1973 counting only the distinct ones).

The product of its digits is 20160000, while the sum is 58.

The square root of 5545889725 is about 74470.7306597699. The cubic root of 5545889725 is about 1770.0698712669.

The spelling of 5545889725 in words is "five billion, five hundred forty-five million, eight hundred eighty-nine thousand, seven hundred twenty-five".