1066463423265 has 32 divisors (see below), whose sum is σ = 1806774128640. Its totient is φ = 535305150464.

The previous prime is 1066463423243. The next prime is 1066463423293. The reversal of 1066463423265 is 5623243646601.

It is a cyclic number.

It is not a de Polignac number, because 1066463423265 - 2¹¹ = 1066463421217 is a prime.

It is a super-2 number, since 2×1066463423265² (a number of 25 digits) contains 22 as substring.

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, 11409841 + ... + 11502929.

It is an arithmetic number, because the mean of its divisors is an integer number (56461691520).

Almost surely, 2^{1066463423265} is an apocalyptic number.

1066463423265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1066463423265 is a deficient number, since it is larger than the sum of its proper divisors (740310705375).

1066463423265 is a wasteful number, since it uses less digits than its factorization.

1066463423265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138041.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 1066463423265 in words is "one trillion, sixty-six billion, four hundred sixty-three million, four hundred twenty-three thousand, two hundred sixty-five".