11746444469 has 2 divisors, whose sum is σ = 11746444470. Its totient is φ = 11746444468.

The previous prime is 11746444447. The next prime is 11746444487. The reversal of 11746444469 is 96444464711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10396249444 + 1350195025 = 101962^2 + 36745^2 .

It is a cyclic number.

It is not a de Polignac number, because 11746444469 - 2¹² = 11746440373 is a prime.

It is a super-2 number, since 2×11746444469² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11746444429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5873222234 + 5873222235.

It is an arithmetic number, because the mean of its divisors is an integer number (5873222235).

Almost surely, 2^11746444469 is an apocalyptic number.

It is an amenable number.

11746444469 is a deficient number, since it is larger than the sum of its proper divisors (1).

11746444469 is an equidigital number, since it uses as much as digits as its factorization.

11746444469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 50.

The spelling of 11746444469 in words is "eleven billion, seven hundred forty-six million, four hundred forty-four thousand, four hundred sixty-nine".