11006061506 has 24 divisors (see below), whose sum is σ = 18326065212. Its totient is φ = 4953212000.

The previous prime is 11006061497. The next prime is 11006061509. The reversal of 11006061506 is 60516060011.

It can be written as a sum of positive squares in 2 ways, for example, as 9198536281 + 1807525225 = 95909^2 + 42515^2 .

It is a super-2 number, since 2×11006061506² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11006061509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200705 + ... + 249588.

Almost surely, 2^11006061506 is an apocalyptic number.

11006061506 is a deficient number, since it is larger than the sum of its proper divisors (7320003706).

11006061506 is a wasteful number, since it uses less digits than its factorization.

11006061506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450418 (or 450407 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

It can be divided in two parts, 1100 and 6061506, that added together give a palindrome (6062606).

The spelling of 11006061506 in words is "eleven billion, six million, sixty-one thousand, five hundred six".