11263552555 has 16 divisors (see below), whose sum is σ = 14772996864. Its totient is φ = 8207216640.

The previous prime is 11263552549. The next prime is 11263552567. The reversal of 11263552555 is 55525536211.

It is not a de Polignac number, because 11263552555 - 2⁵ = 11263552523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2134662 + ... + 2139931.

It is an arithmetic number, because the mean of its divisors is an integer number (923312304).

Almost surely, 2^11263552555 is an apocalyptic number.

11263552555 is a deficient number, since it is larger than the sum of its proper divisors (3509444309).

11263552555 is a wasteful number, since it uses less digits than its factorization.

11263552555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274646.

The product of its digits is 225000, while the sum is 40.

The spelling of 11263552555 in words is "eleven billion, two hundred sixty-three million, five hundred fifty-two thousand, five hundred fifty-five".