11155441552 has 10 divisors (see below), whose sum is σ = 21613668038. Its totient is φ = 5577720768.

The previous prime is 11155441547. The next prime is 11155441589. The reversal of 11155441552 is 25514455111.

It can be written as a sum of positive squares in only one way, i.e., 7545354496 + 3610087056 = 86864^2 + 60084^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348607533 + ... + 348607564.

Almost surely, 2^11155441552 is an apocalyptic number.

It is an amenable number.

11155441552 is a deficient number, since it is larger than the sum of its proper divisors (10458226486).

11155441552 is an equidigital number, since it uses as much as digits as its factorization.

11155441552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697215105 (or 697215099 counting only the distinct ones).

The product of its digits is 20000, while the sum is 34.

Adding to 11155441552 its reverse (25514455111), we get a palindrome (36669896663).

The spelling of 11155441552 in words is "eleven billion, one hundred fifty-five million, four hundred forty-one thousand, five hundred fifty-two".