67375027513 has 2 divisors, whose sum is σ = 67375027514. Its totient is φ = 67375027512.

The previous prime is 67375027457. The next prime is 67375027541. The reversal of 67375027513 is 31572057376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45210666384 + 22164361129 = 212628^2 + 148877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67375027513 is a prime.

It is not a weakly prime, because it can be changed into another prime (67375027553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33687513756 + 33687513757.

It is an arithmetic number, because the mean of its divisors is an integer number (33687513757).

Almost surely, 2^67375027513 is an apocalyptic number.

It is an amenable number.

67375027513 is a deficient number, since it is larger than the sum of its proper divisors (1).

67375027513 is an equidigital number, since it uses as much as digits as its factorization.

67375027513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 926100, while the sum is 46.

The spelling of 67375027513 in words is "sixty-seven billion, three hundred seventy-five million, twenty-seven thousand, five hundred thirteen".