11156642406404 has 48 divisors (see below), whose sum is σ = 21513058624512. Its totient is φ = 5020260000000.

The previous prime is 11156642406383. The next prime is 11156642406409. The reversal of 11156642406404 is 40460424665111.

It is a super-3 number, since 3×11156642406404³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (11156642406409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30933149 + ... + 31291739.

It is an arithmetic number, because the mean of its divisors is an integer number (448188721344).

Almost surely, 2^{11156642406404} is an apocalyptic number.

It is an amenable number.

11156642406404 is a deficient number, since it is larger than the sum of its proper divisors (10356416218108).

11156642406404 is a wasteful number, since it uses less digits than its factorization.

11156642406404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365708 (or 365706 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 11156642406404 in words is "eleven trillion, one hundred fifty-six billion, six hundred forty-two million, four hundred six thousand, four hundred four".