51153766067 has 2 divisors, whose sum is σ = 51153766068. Its totient is φ = 51153766066.

The previous prime is 51153766051. The next prime is 51153766117. The reversal of 51153766067 is 76066735115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51153766067 - 2⁴ = 51153766051 is a prime.

It is not a weakly prime, because it can be changed into another prime (51153766567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25576883033 + 25576883034.

It is an arithmetic number, because the mean of its divisors is an integer number (25576883034).

Almost surely, 2^51153766067 is an apocalyptic number.

51153766067 is a deficient number, since it is larger than the sum of its proper divisors (1).

51153766067 is an equidigital number, since it uses as much as digits as its factorization.

51153766067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 51153766067 in words is "fifty-one billion, one hundred fifty-three million, seven hundred sixty-six thousand, sixty-seven".