71073838852 has 24 divisors (see below), whose sum is σ = 124544638400. Its totient is φ = 35489694240.

The previous prime is 71073838819. The next prime is 71073838873. The reversal of 71073838852 is 25883837017.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 71073838852.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11828833 + ... + 11834839.

Almost surely, 2^71073838852 is an apocalyptic number.

It is an amenable number.

71073838852 is a deficient number, since it is larger than the sum of its proper divisors (53470799548).

71073838852 is a wasteful number, since it uses less digits than its factorization.

71073838852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9451 (or 9449 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 71073838852 in words is "seventy-one billion, seventy-three million, eight hundred thirty-eight thousand, eight hundred fifty-two".