5671658879 has 2 divisors, whose sum is σ = 5671658880. Its totient is φ = 5671658878.

The previous prime is 5671658873. The next prime is 5671658891. The reversal of 5671658879 is 9788561765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5671658879 - 2⁸ = 5671658623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5671658873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2835829439 + 2835829440.

It is an arithmetic number, because the mean of its divisors is an integer number (2835829440).

Almost surely, 2^5671658879 is an apocalyptic number.

5671658879 is a deficient number, since it is larger than the sum of its proper divisors (1).

5671658879 is an equidigital number, since it uses as much as digits as its factorization.

5671658879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25401600, while the sum is 62.

The square root of 5671658879 is about 75310.4168027239. The cubic root of 5671658879 is about 1783.3504709410.

The spelling of 5671658879 in words is "five billion, six hundred seventy-one million, six hundred fifty-eight thousand, eight hundred seventy-nine".