5677788887 has 2 divisors, whose sum is σ = 5677788888. Its totient is φ = 5677788886.

The previous prime is 5677788881. The next prime is 5677788899. The reversal of 5677788887 is 7888877765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5677788887 - 2⁴ = 5677788871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5677788887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5677788881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2838894443 + 2838894444.

It is an arithmetic number, because the mean of its divisors is an integer number (2838894444).

Almost surely, 2^5677788887 is an apocalyptic number.

5677788887 is a deficient number, since it is larger than the sum of its proper divisors (1).

5677788887 is an equidigital number, since it uses as much as digits as its factorization.

5677788887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 295034880, while the sum is 71.

The square root of 5677788887 is about 75351.1040861380. The cubic root of 5677788887 is about 1783.9927296276.

The spelling of 5677788887 in words is "five billion, six hundred seventy-seven million, seven hundred eighty-eight thousand, eight hundred eighty-seven".