4948689439217 has 2 divisors, whose sum is σ = 4948689439218. Its totient is φ = 4948689439216.

The previous prime is 4948689439147. The next prime is 4948689439219. The reversal of 4948689439217 is 7129349868494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3400745380321 + 1547944058896 = 1844111^2 + 1244164^2 .

It is a cyclic number.

It is not a de Polignac number, because 4948689439217 - 2⁸ = 4948689438961 is a prime.

Together with 4948689439219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4948689439219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2474344719608 + 2474344719609.

It is an arithmetic number, because the mean of its divisors is an integer number (2474344719609).

Almost surely, 2^{4948689439217} is an apocalyptic number.

It is an amenable number.

4948689439217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4948689439217 is an equidigital number, since it uses as much as digits as its factorization.

4948689439217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 752467968, while the sum is 74.

The spelling of 4948689439217 in words is "four trillion, nine hundred forty-eight billion, six hundred eighty-nine million, four hundred thirty-nine thousand, two hundred seventeen".