11809052366401 has 16 divisors (see below), whose sum is σ = 12100736260800. Its totient is φ = 11520629984448.

The previous prime is 11809052366389. The next prime is 11809052366513. The reversal of 11809052366401 is 10466325090811.

It is a cyclic number.

It is not a de Polignac number, because 11809052366401 - 2⁹ = 11809052365889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11809052363401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5603815 + ... + 7417603.

It is an arithmetic number, because the mean of its divisors is an integer number (756296016300).

Almost surely, 2^{11809052366401} is an apocalyptic number.

It is an amenable number.

11809052366401 is a deficient number, since it is larger than the sum of its proper divisors (291683894399).

11809052366401 is a wasteful number, since it uses less digits than its factorization.

11809052366401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814688.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 11809052366401 in words is "eleven trillion, eight hundred nine billion, fifty-two million, three hundred sixty-six thousand, four hundred one".