6704602890066 has 160 divisors (see below), whose sum is σ = 16212616611840. Its totient is φ = 2063019538944.

The previous prime is 6704602890047. The next prime is 6704602890121. The reversal of 6704602890066 is 6600982064076.

6704602890066 is a `hidden beast` number, since 6 + 70 + 460 + 28 + 90 + 0 + 6 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 6704602889994 and 6704602890021.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 579025465 + ... + 579037043.

It is an arithmetic number, because the mean of its divisors is an integer number (101328853824).

Almost surely, 2^{6704602890066} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6704602890066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8106308305920).

6704602890066 is an abundant number, since it is smaller than the sum of its proper divisors (9508013721774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6704602890066 is a wasteful number, since it uses less digits than its factorization.

6704602890066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15630 (or 15621 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 6704602890066 in words is "six trillion, seven hundred four billion, six hundred two million, eight hundred ninety thousand, sixty-six".