1669322116 has 24 divisors (see below), whose sum is σ = 3642158016. Its totient is φ = 650385120.

The previous prime is 1669322113. The next prime is 1669322119. The reversal of 1669322116 is 6112239661.

It is an interprime number because it is at equal distance from previous prime (1669322113) and next prime (1669322119).

It is not an unprimeable number, because it can be changed into a prime (1669322111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2709631 + ... + 2710246.

It is an arithmetic number, because the mean of its divisors is an integer number (151756584).

Almost surely, 2^1669322116 is an apocalyptic number.

It is an amenable number.

1669322116 is an abundant number, since it is smaller than the sum of its proper divisors (1972835900).

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

1669322116 is a wasteful number, since it uses less digits than its factorization.

1669322116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5419899 (or 5419897 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 1669322116 is about 40857.3385819488. The cubic root of 1669322116 is about 1186.2604440411.

It can be divided in two parts, 16693 and 22116, that added together give a square (38809 = 197²).

The spelling of 1669322116 in words is "one billion, six hundred sixty-nine million, three hundred twenty-two thousand, one hundred sixteen".