11533263146 has 16 divisors (see below), whose sum is σ = 17951554368. Its totient is φ = 5553189600.

The previous prime is 11533263143. The next prime is 11533263163. The reversal of 11533263146 is 64136233511.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11533263143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938315 + ... + 950526.

It is an arithmetic number, because the mean of its divisors is an integer number (1121972148).

Almost surely, 2^11533263146 is an apocalyptic number.

11533263146 is a deficient number, since it is larger than the sum of its proper divisors (6418291222).

11533263146 is a wasteful number, since it uses less digits than its factorization.

11533263146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888957.

The product of its digits is 38880, while the sum is 35.

Adding to 11533263146 its reverse (64136233511), we get a palindrome (75669496657).

The spelling of 11533263146 in words is "eleven billion, five hundred thirty-three million, two hundred sixty-three thousand, one hundred forty-six".