51025206041 has 2 divisors, whose sum is σ = 51025206042. Its totient is φ = 51025206040.

The previous prime is 51025205999. The next prime is 51025206091. The reversal of 51025206041 is 14060252015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47875190416 + 3150015625 = 218804^2 + 56125^2 .

It is a cyclic number.

It is not a de Polignac number, because 51025206041 - 2¹⁰ = 51025205017 is a prime.

It is a super-3 number, since 3×51025206041³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51025206041.

It is not a weakly prime, because it can be changed into another prime (51025206091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25512603020 + 25512603021.

It is an arithmetic number, because the mean of its divisors is an integer number (25512603021).

Almost surely, 2^51025206041 is an apocalyptic number.

It is an amenable number.

51025206041 is a deficient number, since it is larger than the sum of its proper divisors (1).

51025206041 is an equidigital number, since it uses as much as digits as its factorization.

51025206041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 51025206041 its reverse (14060252015), we get a palindrome (65085458056).

The spelling of 51025206041 in words is "fifty-one billion, twenty-five million, two hundred six thousand, forty-one".