11005517005 has 16 divisors (see below), whose sum is σ = 15098799744. Its totient is φ = 7543880640.

The previous prime is 11005516999. The next prime is 11005517027. The reversal of 11005517005 is 50071550011.

It is not a de Polignac number, because 11005517005 - 2⁹ = 11005516493 is a prime.

It is a super-2 number, since 2×11005517005² (a number of 21 digits) contains 22 as substring.

It is a congruent 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, 42015 + ... + 154195.

It is an arithmetic number, because the mean of its divisors is an integer number (943674984).

Almost surely, 2^11005517005 is an apocalyptic number.

It is an amenable number.

11005517005 is a deficient number, since it is larger than the sum of its proper divisors (4093282739).

11005517005 is a wasteful number, since it uses less digits than its factorization.

11005517005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114996.

The product of its (nonzero) digits is 875, while the sum is 25.

The spelling of 11005517005 in words is "eleven billion, five million, five hundred seventeen thousand, five".