8414694649 has 4 divisors (see below), whose sum is σ = 8416509300. Its totient is φ = 8412880000.

The previous prime is 8414694641. The next prime is 8414694667. The reversal of 8414694649 is 9464964148.

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 6795034624 + 1619660025 = 82432^2 + 40245^2 .

It is a cyclic number.

It is not a de Polignac number, because 8414694649 - 2³ = 8414694641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8414694649.

It is not an unprimeable number, because it can be changed into a prime (8414694641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900352 + ... + 909649.

It is an arithmetic number, because the mean of its divisors is an integer number (2104127325).

Almost surely, 2^8414694649 is an apocalyptic number.

It is an amenable number.

8414694649 is a deficient number, since it is larger than the sum of its proper divisors (1814651).

8414694649 is a wasteful number, since it uses less digits than its factorization.

8414694649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814650.

The product of its digits is 5971968, while the sum is 55.

The square root of 8414694649 is about 91731.6447525062. The cubic root of 8414694649 is about 2033.9773871938.

The spelling of 8414694649 in words is "eight billion, four hundred fourteen million, six hundred ninety-four thousand, six hundred forty-nine".