5177765865 has 32 divisors (see below), whose sum is σ = 8649768960. Its totient is φ = 2639837376.

The previous prime is 5177765839. The next prime is 5177765869. The reversal of 5177765865 is 5685677715.

It is not a de Polignac number, because 5177765865 - 2⁵ = 5177765833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5177765869) 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, 769104 + ... + 775806.

It is an arithmetic number, because the mean of its divisors is an integer number (270305280).

Almost surely, 2^5177765865 is an apocalyptic number.

It is an amenable number.

5177765865 is a deficient number, since it is larger than the sum of its proper divisors (3472003095).

5177765865 is a wasteful number, since it uses less digits than its factorization.

5177765865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8973.

The product of its digits is 12348000, while the sum is 57.

The square root of 5177765865 is about 71956.6943723793. The cubic root of 5177765865 is about 1730.0054423075.

The spelling of 5177765865 in words is "five billion, one hundred seventy-seven million, seven hundred sixty-five thousand, eight hundred sixty-five".