67560995495947 has 2 divisors, whose sum is σ = 67560995495948. Its totient is φ = 67560995495946.

The previous prime is 67560995495891. The next prime is 67560995495957. The reversal of 67560995495947 is 74959459906576.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67560995495947 - 2³⁹ = 67011239682059 is a prime.

It is a super-2 number, since 2×67560995495947² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (67560995495957) 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, 33780497747973 + 33780497747974.

It is an arithmetic number, because the mean of its divisors is an integer number (33780497747974).

Almost surely, 2^{67560995495947} is an apocalyptic number.

67560995495947 is a deficient number, since it is larger than the sum of its proper divisors (1).

67560995495947 is an equidigital number, since it uses as much as digits as its factorization.

67560995495947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23147208000, while the sum is 85.

The spelling of 67560995495947 in words is "sixty-seven trillion, five hundred sixty billion, nine hundred ninety-five million, four hundred ninety-five thousand, nine hundred forty-seven".