11449534401 has 24 divisors (see below), whose sum is σ = 16782020736. Its totient is φ = 7520713920.

The previous prime is 11449534379. The next prime is 11449534441. The reversal of 11449534401 is 10443594411.

11449534401 is a `hidden beast` number, since 114 + 4 + 9 + 534 + 4 + 0 + 1 = 666.

It is not a de Polignac number, because 11449534401 - 2¹⁵ = 11449501633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11449534441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 668916 + ... + 685818.

It is an arithmetic number, because the mean of its divisors is an integer number (699250864).

Almost surely, 2^11449534401 is an apocalyptic number.

It is an amenable number.

11449534401 is a deficient number, since it is larger than the sum of its proper divisors (5332486335).

11449534401 is a wasteful number, since it uses less digits than its factorization.

11449534401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18013 (or 18010 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 11449534401 in words is "eleven billion, four hundred forty-nine million, five hundred thirty-four thousand, four hundred one".