4948672691 has 2 divisors, whose sum is σ = 4948672692. Its totient is φ = 4948672690.

The previous prime is 4948672679. The next prime is 4948672747. The reversal of 4948672691 is 1962768494.

It is an a-pointer prime, because the next prime (4948672747) can be obtained adding 4948672691 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4948672691 is a prime.

It is a super-2 number, since 2×4948672691² = 48978722805298362962, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4948672621) 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, 2474336345 + 2474336346.

It is an arithmetic number, because the mean of its divisors is an integer number (2474336346).

Almost surely, 2^4948672691 is an apocalyptic number.

4948672691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4948672691 is an equidigital number, since it uses as much as digits as its factorization.

4948672691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 56.

The square root of 4948672691 is about 70346.8029906122. The cubic root of 4948672691 is about 1704.1045789216.

The spelling of 4948672691 in words is "four billion, nine hundred forty-eight million, six hundred seventy-two thousand, six hundred ninety-one".