8771995063 has 4 divisors (see below), whose sum is σ = 9446763928. Its totient is φ = 8097226200.

The previous prime is 8771995051. The next prime is 8771995109. The reversal of 8771995063 is 3605991778.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8771995063 - 2⁹ = 8771994551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8771994995 and 8771995013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8771995003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337384413 + ... + 337384438.

It is an arithmetic number, because the mean of its divisors is an integer number (2361690982).

Almost surely, 2^8771995063 is an apocalyptic number.

8771995063 is a deficient number, since it is larger than the sum of its proper divisors (674768865).

8771995063 is a wasteful number, since it uses less digits than its factorization.

8771995063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674768864.

The product of its (nonzero) digits is 2857680, while the sum is 55.

The square root of 8771995063 is about 93658.9294354788. The cubic root of 8771995063 is about 2062.3678324025.

The spelling of 8771995063 in words is "eight billion, seven hundred seventy-one million, nine hundred ninety-five thousand, sixty-three".