11374142448 has 20 divisors (see below), whose sum is σ = 29383201448. Its totient is φ = 3791380800.

The previous prime is 11374142443. The next prime is 11374142449. The reversal of 11374142448 is 84424147311.

It is a happy number.

It is a super-2 number, since 2×11374142448² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11374142441) by changing a digit.

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, 118480603 + ... + 118480698.

Almost surely, 2^11374142448 is an apocalyptic number.

It is an amenable number.

11374142448 is an abundant number, since it is smaller than the sum of its proper divisors (18009059000).

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

11374142448 is a wasteful number, since it uses less digits than its factorization.

11374142448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236961312 (or 236961306 counting only the distinct ones).

The product of its digits is 86016, while the sum is 39.

Adding to 11374142448 its reverse (84424147311), we get a palindrome (95798289759).

The spelling of 11374142448 in words is "eleven billion, three hundred seventy-four million, one hundred forty-two thousand, four hundred forty-eight".