11512551144354 has 16 divisors (see below), whose sum is σ = 24796264003392. Its totient is φ = 3542323429008.

The previous prime is 11512551144217. The next prime is 11512551144361. The reversal of 11512551144354 is 45344115521511.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 73798404694 + ... + 73798404849.

It is an arithmetic number, because the mean of its divisors is an integer number (1549766500212).

Almost surely, 2^{11512551144354} is an apocalyptic number.

11512551144354 is an abundant number, since it is smaller than the sum of its proper divisors (13283712859038).

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

11512551144354 is a wasteful number, since it uses less digits than its factorization.

11512551144354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147596809561.

The product of its digits is 240000, while the sum is 42.

Adding to 11512551144354 its reverse (45344115521511), we get a palindrome (56856666665865).

The spelling of 11512551144354 in words is "eleven trillion, five hundred twelve billion, five hundred fifty-one million, one hundred forty-four thousand, three hundred fifty-four".