4445740052 has 24 divisors (see below), whose sum is σ = 8383900392. Its totient is φ = 2050560000.

The previous prime is 4445740051. The next prime is 4445740063. The reversal of 4445740052 is 2500475444.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 646990096 + 3798749956 = 25436^2 + 61634^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4445739994 and 4445740021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445740051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56552 + ... + 109952.

It is an arithmetic number, because the mean of its divisors is an integer number (349329183).

Almost surely, 2^4445740052 is an apocalyptic number.

It is an amenable number.

4445740052 is a deficient number, since it is larger than the sum of its proper divisors (3938160340).

4445740052 is a wasteful number, since it uses less digits than its factorization.

4445740052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55019 (or 55017 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 35.

The square root of 4445740052 is about 66676.3830152776. The cubic root of 4445740052 is about 1644.3011295152.

The spelling of 4445740052 in words is "four billion, four hundred forty-five million, seven hundred forty thousand, fifty-two".