11554408501148 has 12 divisors (see below), whose sum is σ = 20254313051280. Its totient is φ = 5767461915072.

The previous prime is 11554408501133. The next prime is 11554408501159. The reversal of 11554408501148 is 84110580445511.

It is a super-2 number, since 2×11554408501148² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435581208 + ... + 2435585951.

It is an arithmetic number, because the mean of its divisors is an integer number (1687859420940).

Almost surely, 2^{11554408501148} is an apocalyptic number.

It is an amenable number.

11554408501148 is a deficient number, since it is larger than the sum of its proper divisors (8699904550132).

11554408501148 is a wasteful number, since it uses less digits than its factorization.

11554408501148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4871167756 (or 4871167754 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 47.

Adding to 11554408501148 its reverse (84110580445511), we get a palindrome (95664988946659).

The spelling of 11554408501148 in words is "eleven trillion, five hundred fifty-four billion, four hundred eight million, five hundred one thousand, one hundred forty-eight".