2066544705434 has 8 divisors (see below), whose sum is σ = 3381618608928. Its totient is φ = 939338502460.

The previous prime is 2066544705431. The next prime is 2066544705443. The reversal of 2066544705434 is 4345074456602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2066544705431) 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, 46966925102 + ... + 46966925145.

It is an arithmetic number, because the mean of its divisors is an integer number (422702326116).

Almost surely, 2^{2066544705434} is an apocalyptic number.

2066544705434 is a deficient number, since it is larger than the sum of its proper divisors (1315073903494).

2066544705434 is a wasteful number, since it uses less digits than its factorization.

2066544705434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93933850260.

The product of its (nonzero) digits is 9676800, while the sum is 50.

The spelling of 2066544705434 in words is "two trillion, sixty-six billion, five hundred forty-four million, seven hundred five thousand, four hundred thirty-four".