11143462455 has 24 divisors (see below), whose sum is σ = 19642718160. Its totient is φ = 5842446720.

The previous prime is 11143462433. The next prime is 11143462597. The reversal of 11143462455 is 55426434111.

11143462455 is a `hidden beast` number, since 1 + 1 + 143 + 4 + 62 + 455 = 666.

It is not a de Polignac number, because 11143462455 - 2⁸ = 11143462199 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2095926 + ... + 2101235.

It is an arithmetic number, because the mean of its divisors is an integer number (818446590).

Almost surely, 2^11143462455 is an apocalyptic number.

11143462455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11143462455 is a deficient number, since it is larger than the sum of its proper divisors (8499255705).

11143462455 is a wasteful number, since it uses less digits than its factorization.

11143462455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197231 (or 4197228 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 11143462455 its reverse (55426434111), we get a palindrome (66569896566).

It can be divided in two parts, 111434 and 62455, that added together give a square (173889 = 417²).

The spelling of 11143462455 in words is "eleven billion, one hundred forty-three million, four hundred sixty-two thousand, four hundred fifty-five".