11405225532 has 24 divisors (see below), whose sum is σ = 28012835200. Its totient is φ = 3601650096.

The previous prime is 11405225521. The next prime is 11405225563. The reversal of 11405225532 is 23552250411.

It is a self number, because there is not a number n which added to its sum of digits gives 11405225532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25011232 + ... + 25011687.

Almost surely, 2^11405225532 is an apocalyptic number.

11405225532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11405225532 is an abundant number, since it is smaller than the sum of its proper divisors (16607609668).

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

11405225532 is a wasteful number, since it uses less digits than its factorization.

11405225532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50022945 (or 50022943 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 11405225532 its reverse (23552250411), we get a palindrome (34957475943).

The spelling of 11405225532 in words is "eleven billion, four hundred five million, two hundred twenty-five thousand, five hundred thirty-two".