5444255540 has 12 divisors (see below), whose sum is σ = 11432936676. Its totient is φ = 2177702208.

The previous prime is 5444255519. The next prime is 5444255543. The reversal of 5444255540 is 455524445.

It can be written as a sum of positive squares in 2 ways, for example, as 3063401104 + 2380854436 = 55348^2 + 48794^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5444255494 and 5444255503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5444255543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136106369 + ... + 136106408.

It is an arithmetic number, because the mean of its divisors is an integer number (952744723).

Almost surely, 2^5444255540 is an apocalyptic number.

It is an amenable number.

5444255540 is an abundant number, since it is smaller than the sum of its proper divisors (5988681136).

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

5444255540 is a wasteful number, since it uses less digits than its factorization.

5444255540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272212786 (or 272212784 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 38.

The square root of 5444255540 is about 73785.1986512200. The cubic root of 5444255540 is about 1759.1903494438.

Adding to 5444255540 its reverse (455524445), we get a palindrome (5899779985).

The spelling of 5444255540 in words is "five billion, four hundred forty-four million, two hundred fifty-five thousand, five hundred forty".