42875864852 has 6 divisors (see below), whose sum is σ = 75032763498. Its totient is φ = 21437932424.

The previous prime is 42875864833. The next prime is 42875864881. The reversal of 42875864852 is 25846857824.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22871722756 + 20004142096 = 151234^2 + 141436^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42875864791 and 42875864800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5359483103 + ... + 5359483110.

It is an arithmetic number, because the mean of its divisors is an integer number (12505460583).

Almost surely, 2^42875864852 is an apocalyptic number.

It is an amenable number.

42875864852 is a deficient number, since it is larger than the sum of its proper divisors (32156898646).

42875864852 is a wasteful number, since it uses less digits than its factorization.

42875864852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10718966217 (or 10718966215 counting only the distinct ones).

The product of its digits is 34406400, while the sum is 59.

The spelling of 42875864852 in words is "forty-two billion, eight hundred seventy-five million, eight hundred sixty-four thousand, eight hundred fifty-two".