51068703361567 has 2 divisors, whose sum is σ = 51068703361568. Its totient is φ = 51068703361566.

The previous prime is 51068703361541. The next prime is 51068703361573. The reversal of 51068703361567 is 76516330786015.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51068703361567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51068703361597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25534351680783 + 25534351680784.

It is an arithmetic number, because the mean of its divisors is an integer number (25534351680784).

Almost surely, 2^{51068703361567} is an apocalyptic number.

51068703361567 is a deficient number, since it is larger than the sum of its proper divisors (1).

51068703361567 is an equidigital number, since it uses as much as digits as its factorization.

51068703361567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19051200, while the sum is 58.

The spelling of 51068703361567 in words is "fifty-one trillion, sixty-eight billion, seven hundred three million, three hundred sixty-one thousand, five hundred sixty-seven".