1696020066 has 64 divisors (see below), whose sum is σ = 4272508800. Its totient is φ = 494382528.

The previous prime is 1696020059. The next prime is 1696020101. The reversal of 1696020066 is 6600206961.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1696020066.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50241 + ... + 76916.

It is an arithmetic number, because the mean of its divisors is an integer number (66757950).

Almost surely, 2^1696020066 is an apocalyptic number.

1696020066 is an abundant number, since it is smaller than the sum of its proper divisors (2576488734).

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

1696020066 is a wasteful number, since it uses less digits than its factorization.

1696020066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127200 (or 127194 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 1696020066 is about 41182.7641860038. The cubic root of 1696020066 is about 1192.5510946819.

The spelling of 1696020066 in words is "one billion, six hundred ninety-six million, twenty thousand, sixty-six".