11055511508 has 12 divisors (see below), whose sum is σ = 19475272992. Its totient is φ = 5491147800.

The previous prime is 11055511501. The next prime is 11055511529. The reversal of 11055511508 is 80511555011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11055511501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9151310 + ... + 9152517.

It is an arithmetic number, because the mean of its divisors is an integer number (1622939416).

Almost surely, 2^11055511508 is an apocalyptic number.

It is an amenable number.

11055511508 is a deficient number, since it is larger than the sum of its proper divisors (8419761484).

11055511508 is a wasteful number, since it uses less digits than its factorization.

11055511508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18303982 (or 18303980 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 32.

The spelling of 11055511508 in words is "eleven billion, fifty-five million, five hundred eleven thousand, five hundred eight".