7716441345 has 8 divisors (see below), whose sum is σ = 12346306176. Its totient is φ = 4115435376.

The previous prime is 7716441331. The next prime is 7716441361. The reversal of 7716441345 is 5431446177.

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

It is not a de Polignac number, because 7716441345 - 2⁷ = 7716441217 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7716441297 and 7716441306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257214697 + ... + 257214726.

It is an arithmetic number, because the mean of its divisors is an integer number (1543288272).

Almost surely, 2^7716441345 is an apocalyptic number.

It is an amenable number.

7716441345 is a deficient number, since it is larger than the sum of its proper divisors (4629864831).

7716441345 is a wasteful number, since it uses less digits than its factorization.

7716441345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514429431.

The product of its digits is 282240, while the sum is 42.

The square root of 7716441345 is about 87843.2771758887. The cubic root of 7716441345 is about 1976.0852952938.

The spelling of 7716441345 in words is "seven billion, seven hundred sixteen million, four hundred forty-one thousand, three hundred forty-five".