11641334555004 has 48 divisors (see below), whose sum is σ = 33865700526336. Its totient is φ = 3023723260800.

The previous prime is 11641334554963. The next prime is 11641334555009. The reversal of 11641334555004 is 40055543314611.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11641334555009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6299422537 + ... + 6299424384.

It is an arithmetic number, because the mean of its divisors is an integer number (705535427632).

Almost surely, 2^{11641334555004} is an apocalyptic number.

11641334555004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11641334555004 is an abundant number, since it is smaller than the sum of its proper divisors (22224365971332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11641334555004 is a wasteful number, since it uses less digits than its factorization.

11641334555004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12598846946 (or 12598846944 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

Adding to 11641334555004 its reverse (40055543314611), we get a palindrome (51696877869615).

The spelling of 11641334555004 in words is "eleven trillion, six hundred forty-one billion, three hundred thirty-four million, five hundred fifty-five thousand, four".