3845137565852 has 36 divisors (see below), whose sum is σ = 7397758882920. Its totient is φ = 1747451835360.

The previous prime is 3845137565827. The next prime is 3845137565977. The reversal of 3845137565852 is 2585657315483.

It is a congruent number.

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, 1745963 + ... + 3276989.

Almost surely, 2^{3845137565852} is an apocalyptic number.

It is an amenable number.

3845137565852 is a deficient number, since it is larger than the sum of its proper divisors (3552621317068).

3845137565852 is a wasteful number, since it uses less digits than its factorization.

3845137565852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536242 (or 1536229 counting only the distinct ones).

The product of its digits is 120960000, while the sum is 62.

The spelling of 3845137565852 in words is "three trillion, eight hundred forty-five billion, one hundred thirty-seven million, five hundred sixty-five thousand, eight hundred fifty-two".