11666065630 has 8 divisors (see below), whose sum is σ = 20998918152. Its totient is φ = 4666426248.

The previous prime is 11666065613. The next prime is 11666065717. The reversal of 11666065630 is 3656066611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583303272 + ... + 583303291.

It is an arithmetic number, because the mean of its divisors is an integer number (2624864769).

Almost surely, 2^11666065630 is an apocalyptic number.

11666065630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11666065630 is a deficient number, since it is larger than the sum of its proper divisors (9332852522).

11666065630 is a wasteful number, since it uses less digits than its factorization.

11666065630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166606570.

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 11666065630 in words is "eleven billion, six hundred sixty-six million, sixty-five thousand, six hundred thirty".