2066207166722 has 8 divisors (see below), whose sum is σ = 3100261760400. Its totient is φ = 1032786579924.

The previous prime is 2066207166713. The next prime is 2066207166787. The reversal of 2066207166722 is 2276617026602.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158493572 + ... + 158506607.

It is an arithmetic number, because the mean of its divisors is an integer number (387532720050).

Almost surely, 2^{2066207166722} is an apocalyptic number.

2066207166722 is a deficient number, since it is larger than the sum of its proper divisors (1034054593678).

2066207166722 is a wasteful number, since it uses less digits than its factorization.

2066207166722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317003440.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 2066207166722 in words is "two trillion, sixty-six billion, two hundred seven million, one hundred sixty-six thousand, seven hundred twenty-two".