51010420229 has 2 divisors, whose sum is σ = 51010420230. Its totient is φ = 51010420228.

The previous prime is 51010420189. The next prime is 51010420273. The reversal of 51010420229 is 92202401015.

51010420229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39292357729 + 11718062500 = 198223^2 + 108250^2 .

It is a cyclic number.

It is not a de Polignac number, because 51010420229 - 2²⁴ = 50993643013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51010420198 and 51010420207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51010420129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505210114 + 25505210115.

It is an arithmetic number, because the mean of its divisors is an integer number (25505210115).

Almost surely, 2^51010420229 is an apocalyptic number.

It is an amenable number.

51010420229 is a deficient number, since it is larger than the sum of its proper divisors (1).

51010420229 is an equidigital number, since it uses as much as digits as its factorization.

51010420229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 51010420229 in words is "fifty-one billion, ten million, four hundred twenty thousand, two hundred twenty-nine".