67827824651 has 2 divisors, whose sum is σ = 67827824652. Its totient is φ = 67827824650.

The previous prime is 67827824591. The next prime is 67827824683. The reversal of 67827824651 is 15642872876.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67827824651 - 2¹⁸ = 67827562507 is a prime.

It is a super-2 number, since 2×67827824651² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (67827829651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33913912325 + 33913912326.

It is an arithmetic number, because the mean of its divisors is an integer number (33913912326).

Almost surely, 2^67827824651 is an apocalyptic number.

67827824651 is a deficient number, since it is larger than the sum of its proper divisors (1).

67827824651 is an equidigital number, since it uses as much as digits as its factorization.

67827824651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9031680, while the sum is 56.

The spelling of 67827824651 in words is "sixty-seven billion, eight hundred twenty-seven million, eight hundred twenty-four thousand, six hundred fifty-one".