71022005828 has 36 divisors (see below), whose sum is σ = 126031207932. Its totient is φ = 35019878400.

The previous prime is 71022005783. The next prime is 71022005851. The reversal of 71022005828 is 82850022017.

It can be written as a sum of positive squares in 2 ways, for example, as 59512578304 + 11509427524 = 243952^2 + 107282^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39966476 + ... + 39968252.

It is an arithmetic number, because the mean of its divisors is an integer number (3500866887).

Almost surely, 2^71022005828 is an apocalyptic number.

It is an amenable number.

71022005828 is a deficient number, since it is larger than the sum of its proper divisors (55009202104).

71022005828 is a wasteful number, since it uses less digits than its factorization.

71022005828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540 (or 3459 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 35.

The spelling of 71022005828 in words is "seventy-one billion, twenty-two million, five thousand, eight hundred twenty-eight".