11507424424 has 8 divisors (see below), whose sum is σ = 21576420810. Its totient is φ = 5753712208.

The previous prime is 11507424421. The next prime is 11507424443. The reversal of 11507424424 is 42442470511.

It can be written as a sum of positive squares in only one way, i.e., 11084299524 + 423124900 = 105282^2 + 20570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 11507424424.

It is not an unprimeable number, because it can be changed into a prime (11507424421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719214019 + ... + 719214034.

Almost surely, 2^11507424424 is an apocalyptic number.

It is an amenable number.

11507424424 is a deficient number, since it is larger than the sum of its proper divisors (10068996386).

11507424424 is a wasteful number, since it uses less digits than its factorization.

11507424424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438428059 (or 1438428055 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 34.

Adding to 11507424424 its reverse (42442470511), we get a palindrome (53949894935).

The spelling of 11507424424 in words is "eleven billion, five hundred seven million, four hundred twenty-four thousand, four hundred twenty-four".