66314040424143 has 16 divisors (see below), whose sum is σ = 89538295495680. Its totient is φ = 43649577200736.

The previous prime is 66314040424123. The next prime is 66314040424189. The reversal of 66314040424143 is 34142404041366.

It is a happy number.

It is not a de Polignac number, because 66314040424143 - 2⁸ = 66314040423887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66314040424095 and 66314040424104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66314040424123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95705446 + ... + 96395852.

It is an arithmetic number, because the mean of its divisors is an integer number (5596143468480).

Almost surely, 2^{66314040424143} is an apocalyptic number.

66314040424143 is a deficient number, since it is larger than the sum of its proper divisors (23224255071537).

66314040424143 is a wasteful number, since it uses less digits than its factorization.

66314040424143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095766.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 66314040424143 in words is "sixty-six trillion, three hundred fourteen billion, forty million, four hundred twenty-four thousand, one hundred forty-three".