52660266251 has 2 divisors, whose sum is σ = 52660266252. Its totient is φ = 52660266250.

The previous prime is 52660266227. The next prime is 52660266293. The reversal of 52660266251 is 15266206625.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52660266251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52660266199 and 52660266208.

It is not a weakly prime, because it can be changed into another prime (52660266151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26330133125 + 26330133126.

It is an arithmetic number, because the mean of its divisors is an integer number (26330133126).

Almost surely, 2^52660266251 is an apocalyptic number.

52660266251 is a deficient number, since it is larger than the sum of its proper divisors (1).

52660266251 is an equidigital number, since it uses as much as digits as its factorization.

52660266251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 52660266251 in words is "fifty-two billion, six hundred sixty million, two hundred sixty-six thousand, two hundred fifty-one".