10396427749 has 2 divisors, whose sum is σ = 10396427750. Its totient is φ = 10396427748.

The previous prime is 10396427737. The next prime is 10396427753. The reversal of 10396427749 is 94772469301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7262107524 + 3134320225 = 85218^2 + 55985^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10396427749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10396427696 and 10396427705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10396427719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5198213874 + 5198213875.

It is an arithmetic number, because the mean of its divisors is an integer number (5198213875).

Almost surely, 2^10396427749 is an apocalyptic number.

It is an amenable number.

10396427749 is a deficient number, since it is larger than the sum of its proper divisors (1).

10396427749 is an equidigital number, since it uses as much as digits as its factorization.

10396427749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 10396427749 in words is "ten billion, three hundred ninety-six million, four hundred twenty-seven thousand, seven hundred forty-nine".