5055557865 has 16 divisors (see below), whose sum is σ = 8090409600. Its totient is φ = 2695791872.

The previous prime is 5055557861. The next prime is 5055557887. The reversal of 5055557865 is 5687555505.

It is a cyclic number.

It is not a de Polignac number, because 5055557865 - 2² = 5055557861 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5055557861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59521 + ... + 116849.

It is an arithmetic number, because the mean of its divisors is an integer number (505650600).

Almost surely, 2^5055557865 is an apocalyptic number.

It is an amenable number.

5055557865 is a deficient number, since it is larger than the sum of its proper divisors (3034851735).

5055557865 is a wasteful number, since it uses less digits than its factorization.

5055557865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63216.

The product of its (nonzero) digits is 5250000, while the sum is 51.

The square root of 5055557865 is about 71102.4462659338. The cubic root of 5055557865 is about 1716.2861395332.

The spelling of 5055557865 in words is "five billion, fifty-five million, five hundred fifty-seven thousand, eight hundred sixty-five".