8047679616 has 128 divisors (see below), whose sum is σ = 23886360000. Its totient is φ = 2667368448.

The previous prime is 8047679611. The next prime is 8047679641. The reversal of 8047679616 is 6169767408.

It is a happy number.

8047679616 is a `hidden beast` number, since 80 + 476 + 7 + 96 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (8047679611) 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, 612120 + ... + 625128.

Almost surely, 2^8047679616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8047679616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11943180000).

8047679616 is an abundant number, since it is smaller than the sum of its proper divisors (15838680384).

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

8047679616 is a wasteful number, since it uses less digits than its factorization.

8047679616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13211 (or 13193 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 8047679616 is about 89708.8602981891. The cubic root of 8047679616 is about 2003.9654338044.

The spelling of 8047679616 in words is "eight billion, forty-seven million, six hundred seventy-nine thousand, six hundred sixteen".