11570616566 has 8 divisors (see below), whose sum is σ = 17359434000. Its totient is φ = 5784138568.

The previous prime is 11570616529. The next prime is 11570616569. The reversal of 11570616566 is 66561607511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11570616569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572441 + ... + 592308.

It is an arithmetic number, because the mean of its divisors is an integer number (2169929250).

Almost surely, 2^11570616566 is an apocalyptic number.

11570616566 is a deficient number, since it is larger than the sum of its proper divisors (5788817434).

11570616566 is a wasteful number, since it uses less digits than its factorization.

11570616566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169718.

The product of its (nonzero) digits is 226800, while the sum is 44.

The spelling of 11570616566 in words is "eleven billion, five hundred seventy million, six hundred sixteen thousand, five hundred sixty-six".