4791944957 has 2 divisors, whose sum is σ = 4791944958. Its totient is φ = 4791944956.

The previous prime is 4791944933. The next prime is 4791944977. The reversal of 4791944957 is 7594491974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4615028356 + 176916601 = 67934^2 + 13301^2 .

It is a cyclic number.

It is not a de Polignac number, because 4791944957 - 2⁸ = 4791944701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4791944896 and 4791944905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4791944917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2395972478 + 2395972479.

It is an arithmetic number, because the mean of its divisors is an integer number (2395972479).

Almost surely, 2^4791944957 is an apocalyptic number.

It is an amenable number.

4791944957 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791944957 is an equidigital number, since it uses as much as digits as its factorization.

4791944957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 59.

The square root of 4791944957 is about 69223.8756282830. The cubic root of 4791944957 is about 1685.9212069529.

The spelling of 4791944957 in words is "four billion, seven hundred ninety-one million, nine hundred forty-four thousand, nine hundred fifty-seven".