51157367167211 has 2 divisors, whose sum is σ = 51157367167212. Its totient is φ = 51157367167210.

The previous prime is 51157367167157. The next prime is 51157367167223. The reversal of 51157367167211 is 11276176375115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51157367167211 - 2⁶ = 51157367167147 is a prime.

It is not a weakly prime, because it can be changed into another prime (51157367167811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25578683583605 + 25578683583606.

It is an arithmetic number, because the mean of its divisors is an integer number (25578683583606).

Almost surely, 2^{51157367167211} is an apocalyptic number.

51157367167211 is a deficient number, since it is larger than the sum of its proper divisors (1).

51157367167211 is an equidigital number, since it uses as much as digits as its factorization.

51157367167211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1852200, while the sum is 53.

The spelling of 51157367167211 in words is "fifty-one trillion, one hundred fifty-seven billion, three hundred sixty-seven million, one hundred sixty-seven thousand, two hundred eleven".