1060166656661 has 24 divisors (see below), whose sum is σ = 1243782777600. Its totient is φ = 885197781216.

The previous prime is 1060166656657. The next prime is 1060166656673. The reversal of 1060166656661 is 1666566610601.

It is a happy number.

It is not a de Polignac number, because 1060166656661 - 2² = 1060166656657 is a prime.

It is a super-2 number, since 2×1060166656661² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1060166650661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4717940 + ... + 4937538.

It is an arithmetic number, because the mean of its divisors is an integer number (51824282400).

Almost surely, 2^{1060166656661} is an apocalyptic number.

It is an amenable number.

1060166656661 is a deficient number, since it is larger than the sum of its proper divisors (183616120939).

1060166656661 is an equidigital number, since it uses as much as digits as its factorization.

1060166656661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220065 (or 220022 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 1060166656661 in words is "one trillion, sixty billion, one hundred sixty-six million, six hundred fifty-six thousand, six hundred sixty-one".