11404646443 has 2 divisors, whose sum is σ = 11404646444. Its totient is φ = 11404646442.

The previous prime is 11404646413. The next prime is 11404646447. The reversal of 11404646443 is 34464640411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11404646443 - 2⁵ = 11404646411 is a prime.

It is not a weakly prime, because it can be changed into another prime (11404646447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702323221 + 5702323222.

It is an arithmetic number, because the mean of its divisors is an integer number (5702323222).

Almost surely, 2^11404646443 is an apocalyptic number.

11404646443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11404646443 is an equidigital number, since it uses as much as digits as its factorization.

11404646443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 11404646443 in words is "eleven billion, four hundred four million, six hundred forty-six thousand, four hundred forty-three".