1011010651666 has 8 divisors (see below), whose sum is σ = 1525596912000. Its totient is φ = 502478347668.

The previous prime is 1011010651643. The next prime is 1011010651667. The reversal of 1011010651666 is 6661560101101.

1011010651666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (1011010651667) 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, 1513488666 + ... + 1513489333.

It is an arithmetic number, because the mean of its divisors is an integer number (190699614000).

Almost surely, 2^{1011010651666} is an apocalyptic number.

1011010651666 is a deficient number, since it is larger than the sum of its proper divisors (514586260334).

1011010651666 is a wasteful number, since it uses less digits than its factorization.

1011010651666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026978168.

The product of its (nonzero) digits is 6480, while the sum is 34.

Adding to 1011010651666 its reverse (6661560101101), we get a palindrome (7672570752767).

The spelling of 1011010651666 in words is "one trillion, eleven billion, ten million, six hundred fifty-one thousand, six hundred sixty-six".