4878746399 has 2 divisors, whose sum is σ = 4878746400. Its totient is φ = 4878746398.

The previous prime is 4878746387. The next prime is 4878746419. The reversal of 4878746399 is 9936478784.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4878746399 - 2¹² = 4878742303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4878746599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2439373199 + 2439373200.

It is an arithmetic number, because the mean of its divisors is an integer number (2439373200).

Almost surely, 2^4878746399 is an apocalyptic number.

4878746399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4878746399 is an equidigital number, since it uses as much as digits as its factorization.

4878746399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73156608, while the sum is 65.

The square root of 4878746399 is about 69848.0235869276. The cubic root of 4878746399 is about 1696.0399634909.

The spelling of 4878746399 in words is "four billion, eight hundred seventy-eight million, seven hundred forty-six thousand, three hundred ninety-nine".