11133155016 has 24 divisors (see below), whose sum is σ = 30152295030. Its totient is φ = 3711051648.

The previous prime is 11133155009. The next prime is 11133155017. The reversal of 11133155016 is 61055133111.

It is a happy number.

11133155016 is a `hidden beast` number, since 11 + 133 + 15 + 501 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11056522500 + 76632516 = 105150^2 + 8754^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×11133155016² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11133155017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77313505 + ... + 77313648.

Almost surely, 2^11133155016 is an apocalyptic number.

It is an amenable number.

11133155016 is an abundant number, since it is smaller than the sum of its proper divisors (19019140014).

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

11133155016 is a wasteful number, since it uses less digits than its factorization.

11133155016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154627165 (or 154627158 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

Adding to 11133155016 its reverse (61055133111), we get a palindrome (72188288127).

The spelling of 11133155016 in words is "eleven billion, one hundred thirty-three million, one hundred fifty-five thousand, sixteen".