67292465857 has 2 divisors, whose sum is σ = 67292465858. Its totient is φ = 67292465856.

The previous prime is 67292465827. The next prime is 67292465879. The reversal of 67292465857 is 75856429276.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66559356081 + 733109776 = 257991^2 + 27076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67292465857 is a prime.

It is a super-3 number, since 3×67292465857³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 67292465795 and 67292465804.

It is not a weakly prime, because it can be changed into another prime (67292465827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33646232928 + 33646232929.

It is an arithmetic number, because the mean of its divisors is an integer number (33646232929).

Almost surely, 2^67292465857 is an apocalyptic number.

It is an amenable number.

67292465857 is a deficient number, since it is larger than the sum of its proper divisors (1).

67292465857 is an equidigital number, since it uses as much as digits as its factorization.

67292465857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50803200, while the sum is 61.

The spelling of 67292465857 in words is "sixty-seven billion, two hundred ninety-two million, four hundred sixty-five thousand, eight hundred fifty-seven".