791424079049 has 2 divisors, whose sum is σ = 791424079050. Its totient is φ = 791424079048.

The previous prime is 791424078983. The next prime is 791424079073. The reversal of 791424079049 is 940970424197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636556644025 + 154867435024 = 797845^2 + 393532^2 .

It is a cyclic number.

It is not a de Polignac number, because 791424079049 - 2⁸ = 791424078793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 791424078985 and 791424079003.

It is not a weakly prime, because it can be changed into another prime (791424079099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395712039524 + 395712039525.

It is an arithmetic number, because the mean of its divisors is an integer number (395712039525).

Almost surely, 2^791424079049 is an apocalyptic number.

It is an amenable number.

791424079049 is a deficient number, since it is larger than the sum of its proper divisors (1).

791424079049 is an equidigital number, since it uses as much as digits as its factorization.

791424079049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 791424079049 in words is "seven hundred ninety-one billion, four hundred twenty-four million, seventy-nine thousand, forty-nine".