1066235282169 has 8 divisors (see below), whose sum is σ = 1427178744480. Its totient is φ = 708057670656.

The previous prime is 1066235282141. The next prime is 1066235282191. The reversal of 1066235282169 is 9612825326601.

It is a happy number.

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

It is not a de Polignac number, because 1066235282169 - 2¹⁶ = 1066235216633 is a prime.

It is a super-2 number, since 2×1066235282169² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066235282269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691461799 + ... + 691463340.

It is an arithmetic number, because the mean of its divisors is an integer number (178397343060).

Almost surely, 2^{1066235282169} is an apocalyptic number.

It is an amenable number.

1066235282169 is a deficient number, since it is larger than the sum of its proper divisors (360943462311).

1066235282169 is a wasteful number, since it uses less digits than its factorization.

1066235282169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382925399.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 1066235282169 in words is "one trillion, sixty-six billion, two hundred thirty-five million, two hundred eighty-two thousand, one hundred sixty-nine".