4999776479 has 2 divisors, whose sum is σ = 4999776480. Its totient is φ = 4999776478.

The previous prime is 4999776473. The next prime is 4999776521. The reversal of 4999776479 is 9746779994.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4999776479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4999776473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499888239 + 2499888240.

It is an arithmetic number, because the mean of its divisors is an integer number (2499888240).

Almost surely, 2^4999776479 is an apocalyptic number.

4999776479 is a deficient number, since it is larger than the sum of its proper divisors (1).

4999776479 is an equidigital number, since it uses as much as digits as its factorization.

4999776479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216040608, while the sum is 71.

The square root of 4999776479 is about 70709.0975688419. The cubic root of 4999776479 is about 1709.9504652614.

The spelling of 4999776479 in words is "four billion, nine hundred ninety-nine million, seven hundred seventy-six thousand, four hundred seventy-nine".