1420336256066 has 64 divisors (see below), whose sum is σ = 2697753746688. Its totient is φ = 545922229248.

The previous prime is 1420336256057. The next prime is 1420336256077. The reversal of 1420336256066 is 6606526330241.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92366 + ... + 1687958.

It is an arithmetic number, because the mean of its divisors is an integer number (42152402292).

Almost surely, 2^{1420336256066} is an apocalyptic number.

1420336256066 is a deficient number, since it is larger than the sum of its proper divisors (1277417490622).

1420336256066 is a wasteful number, since it uses less digits than its factorization.

1420336256066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595755.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 1420336256066 in words is "one trillion, four hundred twenty billion, three hundred thirty-six million, two hundred fifty-six thousand, sixty-six".