51351542030567 has 2 divisors, whose sum is σ = 51351542030568. Its totient is φ = 51351542030566.

The previous prime is 51351542030563. The next prime is 51351542030587. The reversal of 51351542030567 is 76503024515315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51351542030567 - 2² = 51351542030563 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51351542030563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25675771015283 + 25675771015284.

It is an arithmetic number, because the mean of its divisors is an integer number (25675771015284).

Almost surely, 2^{51351542030567} is an apocalyptic number.

51351542030567 is a deficient number, since it is larger than the sum of its proper divisors (1).

51351542030567 is an equidigital number, since it uses as much as digits as its factorization.

51351542030567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890000, while the sum is 47.

The spelling of 51351542030567 in words is "fifty-one trillion, three hundred fifty-one billion, five hundred forty-two million, thirty thousand, five hundred sixty-seven".