67825306117 has 2 divisors, whose sum is σ = 67825306118. Its totient is φ = 67825306116.

The previous prime is 67825306103. The next prime is 67825306123. The reversal of 67825306117 is 71160352876.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52959356641 + 14865949476 = 230129^2 + 121926^2 .

It is a cyclic number.

It is not a de Polignac number, because 67825306117 - 2²⁷ = 67691088389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67825306817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33912653058 + 33912653059.

It is an arithmetic number, because the mean of its divisors is an integer number (33912653059).

Almost surely, 2^67825306117 is an apocalyptic number.

It is an amenable number.

67825306117 is a deficient number, since it is larger than the sum of its proper divisors (1).

67825306117 is an equidigital number, since it uses as much as digits as its factorization.

67825306117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 67825306117 in words is "sixty-seven billion, eight hundred twenty-five million, three hundred six thousand, one hundred seventeen".