5001551009 has 32 divisors (see below), whose sum is σ = 6413057280. Its totient is φ = 3795148800.

The previous prime is 5001550991. The next prime is 5001551017. The reversal of 5001551009 is 9001551005.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5001551009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5001551029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 208769 + ... + 231489.

It is an arithmetic number, because the mean of its divisors is an integer number (200408040).

Almost surely, 2^5001551009 is an apocalyptic number.

5001551009 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5001551009 is a deficient number, since it is larger than the sum of its proper divisors (1411506271).

5001551009 is a wasteful number, since it uses less digits than its factorization.

5001551009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22841.

The product of its (nonzero) digits is 1125, while the sum is 26.

The square root of 5001551009 is about 70721.6445580842. The cubic root of 5001551009 is about 1710.1527409362.

The spelling of 5001551009 in words is "five billion, one million, five hundred fifty-one thousand, nine".