8065643676 has 48 divisors (see below), whose sum is σ = 20614033440. Its totient is φ = 2443141120.

The previous prime is 8065643671. The next prime is 8065643699. The reversal of 8065643676 is 6763465608.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8065643671) 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, 675765 + ... + 687596.

It is an arithmetic number, because the mean of its divisors is an integer number (429459030).

Almost surely, 2^8065643676 is an apocalyptic number.

It is an amenable number.

8065643676 is an abundant number, since it is smaller than the sum of its proper divisors (12548389764).

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

8065643676 is a wasteful number, since it uses less digits than its factorization.

8065643676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363414 (or 1363412 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 51.

The square root of 8065643676 is about 89808.9287097892. The cubic root of 8065643676 is about 2005.4554120429.

The spelling of 8065643676 in words is "eight billion, sixty-five million, six hundred forty-three thousand, six hundred seventy-six".