5003021644 has 6 divisors (see below), whose sum is σ = 8755287884. Its totient is φ = 2501510820.

The previous prime is 5003021641. The next prime is 5003021659. The reversal of 5003021644 is 4461203005.

It is not an unprimeable number, because it can be changed into a prime (5003021641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625377702 + ... + 625377709.

Almost surely, 2^5003021644 is an apocalyptic number.

It is an amenable number.

5003021644 is a deficient number, since it is larger than the sum of its proper divisors (3752266240).

5003021644 is a wasteful number, since it uses less digits than its factorization.

5003021644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250755415 (or 1250755413 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 5003021644 is about 70732.0411411971. The cubic root of 5003021644 is about 1710.3203398811.

Adding to 5003021644 its reverse (4461203005), we get a palindrome (9464224649).

The spelling of 5003021644 in words is "five billion, three million, twenty-one thousand, six hundred forty-four".