11005161050 has 48 divisors (see below), whose sum is σ = 22094523360. Its totient is φ = 4054165440.

The previous prime is 11005161047. The next prime is 11005161103. The reversal of 11005161050 is 5016150011.

It is a super-2 number, since 2×11005161050² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268841 + ... + 307059.

It is an arithmetic number, because the mean of its divisors is an integer number (460302570).

Almost surely, 2^11005161050 is an apocalyptic number.

11005161050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11005161050 is an abundant number, since it is smaller than the sum of its proper divisors (11089362310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11005161050 is a wasteful number, since it uses less digits than its factorization.

11005161050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38687 (or 38682 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 11005161050 in words is "eleven billion, five million, one hundred sixty-one thousand, fifty".