11016001665 has 24 divisors (see below), whose sum is σ = 19097028288. Its totient is φ = 5874393120.

The previous prime is 11016001657. The next prime is 11016001673. The reversal of 11016001665 is 56610061011.

It is an interprime number because it is at equal distance from previous prime (11016001657) and next prime (11016001673).

It is not a de Polignac number, because 11016001665 - 2³ = 11016001657 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466882 + ... + 489908.

It is an arithmetic number, because the mean of its divisors is an integer number (795709512).

Almost surely, 2^11016001665 is an apocalyptic number.

11016001665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11016001665 is a deficient number, since it is larger than the sum of its proper divisors (8081026623).

11016001665 is a wasteful number, since it uses less digits than its factorization.

11016001665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33669 (or 33666 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

Adding to 11016001665 its reverse (56610061011), we get a palindrome (67626062676).

The spelling of 11016001665 in words is "eleven billion, sixteen million, one thousand, six hundred sixty-five".