11735704665 has 24 divisors (see below), whose sum is σ = 20628399168. Its totient is φ = 6170885280.

The previous prime is 11735704649. The next prime is 11735704679. The reversal of 11735704665 is 56640753711.

11735704665 is a `hidden beast` number, since 1 + 1 + 73 + 570 + 4 + 6 + 6 + 5 = 666.

It is not a de Polignac number, because 11735704665 - 2⁴ = 11735704649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11735704665.

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, 1833379 + ... + 1839768.

It is an arithmetic number, because the mean of its divisors is an integer number (859516632).

Almost surely, 2^11735704665 is an apocalyptic number.

11735704665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11735704665 is a deficient number, since it is larger than the sum of its proper divisors (8892694503).

11735704665 is a wasteful number, since it uses less digits than its factorization.

11735704665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673229 (or 3673226 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 11735704665 in words is "eleven billion, seven hundred thirty-five million, seven hundred four thousand, six hundred sixty-five".