8071643022 has 64 divisors (see below), whose sum is σ = 17139548160. Its totient is φ = 2529632000.

The previous prime is 8071643017. The next prime is 8071643057. The reversal of 8071643022 is 2203461708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7012147 + ... + 7013297.

It is an arithmetic number, because the mean of its divisors is an integer number (267805440).

Almost surely, 2^8071643022 is an apocalyptic number.

8071643022 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

8071643022 is an abundant number, since it is smaller than the sum of its proper divisors (9067905138).

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

8071643022 is a wasteful number, since it uses less digits than its factorization.

8071643022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 8071643022 is about 89842.3231111039. The cubic root of 8071643022 is about 2005.9525180219.

The spelling of 8071643022 in words is "eight billion, seventy-one million, six hundred forty-three thousand, twenty-two".