11455243432 has 16 divisors (see below), whose sum is σ = 21481859700. Its totient is φ = 5726747520.

The previous prime is 11455243417. The next prime is 11455243483. The reversal of 11455243432 is 23434255411.

It can be written as a sum of positive squares in 2 ways, for example, as 9249438276 + 2205805156 = 96174^2 + 46966^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51807 + ... + 159982.

Almost surely, 2^11455243432 is an apocalyptic number.

It is an amenable number.

11455243432 is a deficient number, since it is larger than the sum of its proper divisors (10026616268).

11455243432 is a wasteful number, since it uses less digits than its factorization.

11455243432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218556 (or 218552 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

Adding to 11455243432 its reverse (23434255411), we get a palindrome (34889498843).

The spelling of 11455243432 in words is "eleven billion, four hundred fifty-five million, two hundred forty-three thousand, four hundred thirty-two".