2066560463 has 4 divisors (see below), whose sum is σ = 2254429608. Its totient is φ = 1878691320.

The previous prime is 2066560427. The next prime is 2066560469. The reversal of 2066560463 is 3640656602.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2066560463 - 2⁸ = 2066560207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066560469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93934556 + ... + 93934577.

It is an arithmetic number, because the mean of its divisors is an integer number (563607402).

Almost surely, 2^2066560463 is an apocalyptic number.

2066560463 is a deficient number, since it is larger than the sum of its proper divisors (187869145).

2066560463 is a wasteful number, since it uses less digits than its factorization.

2066560463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187869144.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 2066560463 is about 45459.4375570134. The cubic root of 2066560463 is about 1273.7456253247.

The spelling of 2066560463 in words is "two billion, sixty-six million, five hundred sixty thousand, four hundred sixty-three".