2066163401674 has 8 divisors (see below), whose sum is σ = 3103254477540. Its totient is φ = 1031745242496.

The previous prime is 2066163401623. The next prime is 2066163401699. The reversal of 2066163401674 is 4761043616602.

It can be written as a sum of positive squares in 2 ways, for example, as 1807075275625 + 259088126049 = 1344275^2 + 509007^2 .

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, 668227239 + ... + 668230330.

Almost surely, 2^{2066163401674} is an apocalyptic number.

2066163401674 is a deficient number, since it is larger than the sum of its proper divisors (1037091075866).

2066163401674 is a wasteful number, since it uses less digits than its factorization.

2066163401674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336458344.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 2066163401674 in words is "two trillion, sixty-six billion, one hundred sixty-three million, four hundred one thousand, six hundred seventy-four".