4749776779487 has 2 divisors, whose sum is σ = 4749776779488. Its totient is φ = 4749776779486.

The previous prime is 4749776779471. The next prime is 4749776779499. The reversal of 4749776779487 is 7849776779474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4749776779487 - 2⁴ = 4749776779471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4749776779399 and 4749776779408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4749776779427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2374888389743 + 2374888389744.

It is an arithmetic number, because the mean of its divisors is an integer number (2374888389744).

Almost surely, 2^{4749776779487} is an apocalyptic number.

4749776779487 is a deficient number, since it is larger than the sum of its proper divisors (1).

4749776779487 is an equidigital number, since it uses as much as digits as its factorization.

4749776779487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29274835968, while the sum is 86.

The spelling of 4749776779487 in words is "four trillion, seven hundred forty-nine billion, seven hundred seventy-six million, seven hundred seventy-nine thousand, four hundred eighty-seven".