11162472556 has 24 divisors (see below), whose sum is σ = 19868925440. Its totient is φ = 5485998672.

The previous prime is 11162472553. The next prime is 11162472557. The reversal of 11162472556 is 65527426111.

It is not an unprimeable number, because it can be changed into a prime (11162472553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79105 + ... + 169063.

Almost surely, 2^11162472556 is an apocalyptic number.

It is an amenable number.

11162472556 is a deficient number, since it is larger than the sum of its proper divisors (8706452884).

11162472556 is a wasteful number, since it uses less digits than its factorization.

11162472556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90493 (or 90491 counting only the distinct ones).

The product of its digits is 100800, while the sum is 40.

Adding to 11162472556 its reverse (65527426111), we get a palindrome (76689898667).

The spelling of 11162472556 in words is "eleven billion, one hundred sixty-two million, four hundred seventy-two thousand, five hundred fifty-six".