10720556066 has 8 divisors (see below), whose sum is σ = 17542728144. Its totient is φ = 4872980020.

The previous prime is 10720556047. The next prime is 10720556069. The reversal of 10720556066 is 66065502701.

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

It is a super-2 number, since 2×10720556066² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10720556069) 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, 243648980 + ... + 243649023.

It is an arithmetic number, because the mean of its divisors is an integer number (2192841018).

Almost surely, 2^10720556066 is an apocalyptic number.

10720556066 is a deficient number, since it is larger than the sum of its proper divisors (6822172078).

10720556066 is a wasteful number, since it uses less digits than its factorization.

10720556066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487298016.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 10720556066 in words is "ten billion, seven hundred twenty million, five hundred fifty-six thousand, sixty-six".