4317672649 has 4 divisors (see below), whose sum is σ = 4422981780. Its totient is φ = 4212363520.

The previous prime is 4317672647. The next prime is 4317672691. The reversal of 4317672649 is 9462767134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 634032400 + 3683640249 = 25180^2 + 60693^2 .

It is a cyclic number.

It is not a de Polignac number, because 4317672649 - 2¹ = 4317672647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4317672643) 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, 52654504 + ... + 52654585.

It is an arithmetic number, because the mean of its divisors is an integer number (1105745445).

Almost surely, 2^4317672649 is an apocalyptic number.

It is an amenable number.

4317672649 is a deficient number, since it is larger than the sum of its proper divisors (105309131).

4317672649 is a wasteful number, since it uses less digits than its factorization.

4317672649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105309130.

The product of its digits is 1524096, while the sum is 49.

The square root of 4317672649 is about 65708.9997565022. Note that the first 3 decimals coincide. The cubic root of 4317672649 is about 1628.3580450787.

The spelling of 4317672649 in words is "four billion, three hundred seventeen million, six hundred seventy-two thousand, six hundred forty-nine".