2010666065563 has 4 divisors (see below), whose sum is σ = 2044745151480. Its totient is φ = 1976586979648.

The previous prime is 2010666065561. The next prime is 2010666065567. The reversal of 2010666065563 is 3655606660102.

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

It is a cyclic number.

It is not a de Polignac number, because 2010666065563 - 2¹ = 2010666065561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010666065561) 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, 17039542870 + ... + 17039542987.

It is an arithmetic number, because the mean of its divisors is an integer number (511186287870).

Almost surely, 2^{2010666065563} is an apocalyptic number.

2010666065563 is a deficient number, since it is larger than the sum of its proper divisors (34079085917).

2010666065563 is an equidigital number, since it uses as much as digits as its factorization.

2010666065563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34079085916.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 2010666065563 in words is "two trillion, ten billion, six hundred sixty-six million, sixty-five thousand, five hundred sixty-three".