4636879399 has 2 divisors, whose sum is σ = 4636879400. Its totient is φ = 4636879398.

The previous prime is 4636879393. The next prime is 4636879433. The reversal of 4636879399 is 9939786364.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4636879399 - 2⁷ = 4636879271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4636879399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4636879393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2318439699 + 2318439700.

It is an arithmetic number, because the mean of its divisors is an integer number (2318439700).

Almost surely, 2^4636879399 is an apocalyptic number.

4636879399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4636879399 is an equidigital number, since it uses as much as digits as its factorization.

4636879399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52907904, while the sum is 64.

The square root of 4636879399 is about 68094.6356110377. The cubic root of 4636879399 is about 1667.5361852747.

The spelling of 4636879399 in words is "four billion, six hundred thirty-six million, eight hundred seventy-nine thousand, three hundred ninety-nine".