51306534151 has 2 divisors, whose sum is σ = 51306534152. Its totient is φ = 51306534150.

The previous prime is 51306534143. The next prime is 51306534277. The reversal of 51306534151 is 15143560315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51306534151 - 2³ = 51306534143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51306534131) 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, 25653267075 + 25653267076.

It is an arithmetic number, because the mean of its divisors is an integer number (25653267076).

Almost surely, 2^51306534151 is an apocalyptic number.

51306534151 is a deficient number, since it is larger than the sum of its proper divisors (1).

51306534151 is an equidigital number, since it uses as much as digits as its factorization.

51306534151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 51306534151 in words is "fifty-one billion, three hundred six million, five hundred thirty-four thousand, one hundred fifty-one".