11294438918401 has 16 divisors (see below), whose sum is σ = 11618602743888. Its totient is φ = 10972666700800.

The previous prime is 11294438918297. The next prime is 11294438918407. The reversal of 11294438918401 is 10481983449211.

It is a Cunningham number, because it is equal to 3360720²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1787700028401 + 9506738890000 = 1337049^2 + 3083300^2 .

It is a cyclic number.

It is not a de Polignac number, because 11294438918401 - 2²⁹ = 11293902047489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11294438918407) 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, 11930211 + ... + 12842071.

It is an arithmetic number, because the mean of its divisors is an integer number (726162671493).

Almost surely, 2^{11294438918401} is an apocalyptic number.

It is an amenable number.

11294438918401 is a deficient number, since it is larger than the sum of its proper divisors (324163825487).

11294438918401 is an equidigital number, since it uses as much as digits as its factorization.

11294438918401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913172.

The product of its (nonzero) digits is 1990656, while the sum is 55.

The spelling of 11294438918401 in words is "eleven trillion, two hundred ninety-four billion, four hundred thirty-eight million, nine hundred eighteen thousand, four hundred one".