53250521279 has 2 divisors, whose sum is σ = 53250521280. Its totient is φ = 53250521278.

The previous prime is 53250521243. The next prime is 53250521297. The reversal of 53250521279 is 97212505235.

Together with next prime (53250521297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53250521279 - 2¹² = 53250517183 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53250527279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26625260639 + 26625260640.

It is an arithmetic number, because the mean of its divisors is an integer number (26625260640).

Almost surely, 2^53250521279 is an apocalyptic number.

53250521279 is a deficient number, since it is larger than the sum of its proper divisors (1).

53250521279 is an equidigital number, since it uses as much as digits as its factorization.

53250521279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 53250521279 in words is "fifty-three billion, two hundred fifty million, five hundred twenty-one thousand, two hundred seventy-nine".