11405144135332 has 48 divisors (see below), whose sum is σ = 20868916045824. Its totient is φ = 5449583412000.

The previous prime is 11405144135321. The next prime is 11405144135377. The reversal of 11405144135332 is 23353144150411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11405144135291 and 11405144135300.

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 15 ways as a sum of consecutive naturals, for example, 1964844 + ... + 5164387.

It is an arithmetic number, because the mean of its divisors is an integer number (434769084288).

Almost surely, 2^{11405144135332} is an apocalyptic number.

It is an amenable number.

11405144135332 is a deficient number, since it is larger than the sum of its proper divisors (9463771910492).

11405144135332 is a wasteful number, since it uses less digits than its factorization.

11405144135332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7129480 (or 7129478 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 11405144135332 its reverse (23353144150411), we get a palindrome (34758288285743).

The spelling of 11405144135332 in words is "eleven trillion, four hundred five billion, one hundred forty-four million, one hundred thirty-five thousand, three hundred thirty-two".