67306923461 has 2 divisors, whose sum is σ = 67306923462. Its totient is φ = 67306923460.

The previous prime is 67306923421. The next prime is 67306923539. The reversal of 67306923461 is 16432960376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57796968100 + 9509955361 = 240410^2 + 97519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67306923461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67306923421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33653461730 + 33653461731.

It is an arithmetic number, because the mean of its divisors is an integer number (33653461731).

Almost surely, 2^67306923461 is an apocalyptic number.

It is an amenable number.

67306923461 is a deficient number, since it is larger than the sum of its proper divisors (1).

67306923461 is an equidigital number, since it uses as much as digits as its factorization.

67306923461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 47.

The spelling of 67306923461 in words is "sixty-seven billion, three hundred six million, nine hundred twenty-three thousand, four hundred sixty-one".