7698663441 has 16 divisors (see below), whose sum is σ = 13034774400. Its totient is φ = 4399236144.

The previous prime is 7698663421. The next prime is 7698663451. The reversal of 7698663441 is 1443668967.

7698663441 is a `hidden beast` number, since 7 + 69 + 86 + 63 + 441 = 666.

It is not a de Polignac number, because 7698663441 - 2¹⁵ = 7698630673 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (7698663421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20366646 + ... + 20367023.

It is an arithmetic number, because the mean of its divisors is an integer number (814673400).

Almost surely, 2^7698663441 is an apocalyptic number.

It is an amenable number.

7698663441 is a deficient number, since it is larger than the sum of its proper divisors (5336110959).

7698663441 is a wasteful number, since it uses less digits than its factorization.

7698663441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40733685 (or 40733679 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 7698663441 is about 87742.0277917031. The cubic root of 7698663441 is about 1974.5665611670.

The spelling of 7698663441 in words is "seven billion, six hundred ninety-eight million, six hundred sixty-three thousand, four hundred forty-one".