8297779416 has 32 divisors (see below), whose sum is σ = 20848704000. Its totient is φ = 2752025760.

The previous prime is 8297779409. The next prime is 8297779417. The reversal of 8297779416 is 6149777928.

It is a self number, because there is not a number n which added to its sum of digits gives 8297779416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8297779417) 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, 863920 + ... + 873471.

It is an arithmetic number, because the mean of its divisors is an integer number (651522000).

Almost surely, 2^8297779416 is an apocalyptic number.

It is an amenable number.

8297779416 is an abundant number, since it is smaller than the sum of its proper divisors (12550924584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8297779416 is a wasteful number, since it uses less digits than its factorization.

8297779416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737599 (or 1737595 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 60.

The square root of 8297779416 is about 91092.1479382279. The cubic root of 8297779416 is about 2024.5132735401.

The spelling of 8297779416 in words is "eight billion, two hundred ninety-seven million, seven hundred seventy-nine thousand, four hundred sixteen".