11255144532 has 48 divisors (see below), whose sum is σ = 27673228800. Its totient is φ = 3550525920.

The previous prime is 11255144497. The next prime is 11255144581. The reversal of 11255144532 is 23544155211.

It is a junction number, because it is equal to n+sod(n) for n = 11255144493 and 11255144502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195969 + ... + 246807.

It is an arithmetic number, because the mean of its divisors is an integer number (576525600).

Almost surely, 2^11255144532 is an apocalyptic number.

11255144532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11255144532 is an abundant number, since it is smaller than the sum of its proper divisors (16418084268).

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

11255144532 is a wasteful number, since it uses less digits than its factorization.

11255144532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51836 (or 51834 counting only the distinct ones).

The product of its digits is 24000, while the sum is 33.

Adding to 11255144532 its reverse (23544155211), we get a palindrome (34799299743).

The spelling of 11255144532 in words is "eleven billion, two hundred fifty-five million, one hundred forty-four thousand, five hundred thirty-two".