11050000555 has 32 divisors (see below), whose sum is σ = 14727121920. Its totient is φ = 7891303680.

The previous prime is 11050000553. The next prime is 11050000589. The reversal of 11050000555 is 55500005011.

It is not a de Polignac number, because 11050000555 - 2¹ = 11050000553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11050000553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4616439 + ... + 4618831.

It is an arithmetic number, because the mean of its divisors is an integer number (460222560).

Almost surely, 2^11050000555 is an apocalyptic number.

11050000555 is a deficient number, since it is larger than the sum of its proper divisors (3677121365).

11050000555 is a wasteful number, since it uses less digits than its factorization.

11050000555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3891.

The product of its (nonzero) digits is 625, while the sum is 22.

Adding to 11050000555 its reverse (55500005011), we get a palindrome (66550005566).

The spelling of 11050000555 in words is "eleven billion, fifty million, five hundred fifty-five", and thus it is an aban number.