2046806669 has 4 divisors (see below), whose sum is σ = 2046904860. Its totient is φ = 2046708480.

The previous prime is 2046806653. The next prime is 2046806693. The reversal of 2046806669 is 9666086402.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1897038025 + 149768644 = 43555^2 + 12238^2 .

It is a cyclic number.

It is not a de Polignac number, because 2046806669 - 2⁴ = 2046806653 is a prime.

It is a super-2 number, since 2×2046806669² = 8378835080525751122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2046806269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4052 + ... + 64109.

It is an arithmetic number, because the mean of its divisors is an integer number (511726215).

Almost surely, 2^2046806669 is an apocalyptic number.

It is an amenable number.

2046806669 is a deficient number, since it is larger than the sum of its proper divisors (98191).

2046806669 is an equidigital number, since it uses as much as digits as its factorization.

2046806669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98190.

The product of its (nonzero) digits is 746496, while the sum is 47.

The square root of 2046806669 is about 45241.6475053683. The cubic root of 2046806669 is about 1269.6741406726.

The spelling of 2046806669 in words is "two billion, forty-six million, eight hundred six thousand, six hundred sixty-nine".