64113840062851 has 2 divisors, whose sum is σ = 64113840062852. Its totient is φ = 64113840062850.

The previous prime is 64113840062843. The next prime is 64113840062933. The reversal of 64113840062851 is 15826004831146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64113840062851 - 2³ = 64113840062843 is a prime.

It is a super-2 number, since 2×64113840062851² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64113840062795 and 64113840062804.

It is not a weakly prime, because it can be changed into another prime (64113840062801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32056920031425 + 32056920031426.

It is an arithmetic number, because the mean of its divisors is an integer number (32056920031426).

Almost surely, 2^{64113840062851} is an apocalyptic number.

64113840062851 is a deficient number, since it is larger than the sum of its proper divisors (1).

64113840062851 is an equidigital number, since it uses as much as digits as its factorization.

64113840062851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 49.

Adding to 64113840062851 its reverse (15826004831146), we get a palindrome (79939844893997).

The spelling of 64113840062851 in words is "sixty-four trillion, one hundred thirteen billion, eight hundred forty million, sixty-two thousand, eight hundred fifty-one".