5001335644 has 6 divisors (see below), whose sum is σ = 8752337384. Its totient is φ = 2500667820.

The previous prime is 5001335641. The next prime is 5001335663. The reversal of 5001335644 is 4465331005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5001335641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625166952 + ... + 625166959.

Almost surely, 2^5001335644 is an apocalyptic number.

It is an amenable number.

5001335644 is a deficient number, since it is larger than the sum of its proper divisors (3751001740).

5001335644 is a wasteful number, since it uses less digits than its factorization.

5001335644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250333915 (or 1250333913 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 5001335644 is about 70720.1219173157. The cubic root of 5001335644 is about 1710.1281943951.

Adding to 5001335644 its reverse (4465331005), we get a palindrome (9466666649).

The spelling of 5001335644 in words is "five billion, one million, three hundred thirty-five thousand, six hundred forty-four".