41839186813 has 2 divisors, whose sum is σ = 41839186814. Its totient is φ = 41839186812.

The previous prime is 41839186793. The next prime is 41839186841. The reversal of 41839186813 is 31868193814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38049183844 + 3790002969 = 195062^2 + 61563^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41839186813 is a prime.

It is a super-2 number, since 2×41839186813² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41839186843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20919593406 + 20919593407.

It is an arithmetic number, because the mean of its divisors is an integer number (20919593407).

Almost surely, 2^41839186813 is an apocalyptic number.

It is an amenable number.

41839186813 is a deficient number, since it is larger than the sum of its proper divisors (1).

41839186813 is an equidigital number, since it uses as much as digits as its factorization.

41839186813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 52.

The spelling of 41839186813 in words is "forty-one billion, eight hundred thirty-nine million, one hundred eighty-six thousand, eight hundred thirteen".