5006566557 has 64 divisors (see below), whose sum is σ = 8158617600. Its totient is φ = 3022375680.

The previous prime is 5006566553. The next prime is 5006566597. The reversal of 5006566557 is 7556656005.

It is not a de Polignac number, because 5006566557 - 2² = 5006566553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5006566553) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1318053 + ... + 1321845.

It is an arithmetic number, because the mean of its divisors is an integer number (127478400).

Almost surely, 2^5006566557 is an apocalyptic number.

5006566557 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

5006566557 is a deficient number, since it is larger than the sum of its proper divisors (3152051043).

5006566557 is a wasteful number, since it uses less digits than its factorization.

5006566557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935 (or 3929 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The square root of 5006566557 is about 70757.0954533890. The cubic root of 5006566557 is about 1710.7241961789.

The spelling of 5006566557 in words is "five billion, six million, five hundred sixty-six thousand, five hundred fifty-seven".