8214959516 has 12 divisors (see below), whose sum is σ = 14573113632. Its totient is φ = 4051212768.

The previous prime is 8214959497. The next prime is 8214959537. The reversal of 8214959516 is 6159594128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14066420 + ... + 14067003.

It is an arithmetic number, because the mean of its divisors is an integer number (1214426136).

Almost surely, 2^8214959516 is an apocalyptic number.

It is an amenable number.

8214959516 is a deficient number, since it is larger than the sum of its proper divisors (6358154116).

8214959516 is a wasteful number, since it uses less digits than its factorization.

8214959516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28133500 (or 28133498 counting only the distinct ones).

The product of its digits is 777600, while the sum is 50.

The square root of 8214959516 is about 90636.4138522702. The cubic root of 8214959516 is about 2017.7552029443.

The spelling of 8214959516 in words is "eight billion, two hundred fourteen million, nine hundred fifty-nine thousand, five hundred sixteen".