11420444254401 has 48 divisors (see below), whose sum is σ = 20315727554304. Its totient is φ = 6020197852032.

The previous prime is 11420444254343. The next prime is 11420444254409. The reversal of 11420444254401 is 10445244402411.

11420444254401 is a `hidden beast` number, since 1 + 1 + 4 + 204 + 4 + 4 + 2 + 5 + 440 + 1 = 666.

It is not a de Polignac number, because 11420444254401 - 2¹⁰ = 11420444253377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11420444254409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3057861 + ... + 5673746.

It is an arithmetic number, because the mean of its divisors is an integer number (423244324048).

Almost surely, 2^{11420444254401} is an apocalyptic number.

It is an amenable number.

11420444254401 is a deficient number, since it is larger than the sum of its proper divisors (8895283299903).

11420444254401 is a wasteful number, since it uses less digits than its factorization.

11420444254401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8733230 (or 8733227 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 36.

Adding to 11420444254401 its reverse (10445244402411), we get a palindrome (21865688656812).

The spelling of 11420444254401 in words is "eleven trillion, four hundred twenty billion, four hundred forty-four million, two hundred fifty-four thousand, four hundred one".