5055511665 has 32 divisors (see below), whose sum is σ = 8502195456. Its totient is φ = 2560194560.

The previous prime is 5055511649. The next prime is 5055511679. The reversal of 5055511665 is 5661155505.

It is not a de Polignac number, because 5055511665 - 2⁴ = 5055511649 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6216 + ... + 100745.

It is an arithmetic number, because the mean of its divisors is an integer number (265693608).

Almost surely, 2^5055511665 is an apocalyptic number.

It is an amenable number.

5055511665 is a deficient number, since it is larger than the sum of its proper divisors (3446683791).

5055511665 is a wasteful number, since it uses less digits than its factorization.

5055511665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107129.

The product of its (nonzero) digits is 112500, while the sum is 39.

The square root of 5055511665 is about 71102.1213818547. The cubic root of 5055511665 is about 1716.2809114480.

The spelling of 5055511665 in words is "five billion, fifty-five million, five hundred eleven thousand, six hundred sixty-five".