2469689665 has 8 divisors (see below), whose sum is σ = 2974897728. Its totient is φ = 1968238320.

The previous prime is 2469689641. The next prime is 2469689669. The reversal of 2469689665 is 5669869642.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2469689665 - 2⁵ = 2469689633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2469689669) 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, 937731 + ... + 940360.

It is an arithmetic number, because the mean of its divisors is an integer number (371862216).

Almost surely, 2^2469689665 is an apocalyptic number.

It is an amenable number.

2469689665 is a deficient number, since it is larger than the sum of its proper divisors (505208063).

2469689665 is a wasteful number, since it uses less digits than its factorization.

2469689665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878359.

The product of its digits is 33592320, while the sum is 61.

The square root of 2469689665 is about 49695.9723217083. The cubic root of 2469689665 is about 1351.7014970189.

The spelling of 2469689665 in words is "two billion, four hundred sixty-nine million, six hundred eighty-nine thousand, six hundred sixty-five".