11560066660621 has 32 divisors (see below), whose sum is σ = 12619251646848. Its totient is φ = 10546643343360.

The previous prime is 11560066660609. The next prime is 11560066660663. The reversal of 11560066660621 is 12606666006511.

It is a cyclic number.

It is not a de Polignac number, because 11560066660621 - 2²⁷ = 11559932442893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11560066660601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68361651 + ... + 68530543.

It is an arithmetic number, because the mean of its divisors is an integer number (394351613964).

Almost surely, 2^{11560066660621} is an apocalyptic number.

It is an amenable number.

11560066660621 is a deficient number, since it is larger than the sum of its proper divisors (1059184986227).

11560066660621 is a wasteful number, since it uses less digits than its factorization.

11560066660621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169581.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 11560066660621 in words is "eleven trillion, five hundred sixty billion, sixty-six million, six hundred sixty thousand, six hundred twenty-one".