3861846324513 has 6 divisors (see below), whose sum is σ = 5578222468754. Its totient is φ = 2574564216336.

The previous prime is 3861846324499. The next prime is 3861846324571. The reversal of 3861846324513 is 3154236481683.

3861846324513 is a `hidden beast` number, since 3 + 8 + 6 + 184 + 6 + 3 + 2 + 451 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3813224751504 + 48621573009 = 1952748^2 + 220503^2 .

It is not a de Polignac number, because 3861846324513 - 2⁵ = 3861846324481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3861846324513.

It is not an unprimeable number, because it can be changed into a prime (3861846324013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 214547018020 + ... + 214547018037.

Almost surely, 2^{3861846324513} is an apocalyptic number.

It is an amenable number.

3861846324513 is a deficient number, since it is larger than the sum of its proper divisors (1716376144241).

3861846324513 is a wasteful number, since it uses less digits than its factorization.

3861846324513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429094036063 (or 429094036060 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 3861846324513 in words is "three trillion, eight hundred sixty-one billion, eight hundred forty-six million, three hundred twenty-four thousand, five hundred thirteen".