10001011656066 has 64 divisors (see below), whose sum is σ = 22379162112000. Its totient is φ = 2963166725376.

The previous prime is 10001011656047. The next prime is 10001011656091. The reversal of 10001011656066 is 66065611010001.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26795716 + ... + 27166383.

It is an arithmetic number, because the mean of its divisors is an integer number (349674408000).

Almost surely, 2^{10001011656066} is an apocalyptic number.

10001011656066 is an abundant number, since it is smaller than the sum of its proper divisors (12378150455934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10001011656066 is a wasteful number, since it uses less digits than its factorization.

10001011656066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53962223.

The product of its (nonzero) digits is 6480, while the sum is 33.

Adding to 10001011656066 its reverse (66065611010001), we get a palindrome (76066622666067).

The spelling of 10001011656066 in words is "ten trillion, one billion, eleven million, six hundred fifty-six thousand, sixty-six".