1066866095361 has 64 divisors (see below), whose sum is σ = 1658719586304. Its totient is φ = 603438528000.

The previous prime is 1066866095359. The next prime is 1066866095369. The reversal of 1066866095361 is 1635906686601.

It is not a de Polignac number, because 1066866095361 - 2¹ = 1066866095359 is a prime.

It is a super-2 number, since 2×1066866095361² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066866095369) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31085911 + ... + 31120211.

It is an arithmetic number, because the mean of its divisors is an integer number (25917493536).

Almost surely, 2^{1066866095361} is an apocalyptic number.

1066866095361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1066866095361 is a deficient number, since it is larger than the sum of its proper divisors (591853490943).

1066866095361 is a wasteful number, since it uses less digits than its factorization.

1066866095361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35334.

The product of its (nonzero) digits is 8398080, while the sum is 57.

The spelling of 1066866095361 in words is "one trillion, sixty-six billion, eight hundred sixty-six million, ninety-five thousand, three hundred sixty-one".