53530394719 has 2 divisors, whose sum is σ = 53530394720. Its totient is φ = 53530394718.

The previous prime is 53530394689. The next prime is 53530394747. The reversal of 53530394719 is 91749303535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53530394719 - 2¹⁹ = 53529870431 is a prime.

It is a super-2 number, since 2×53530394719² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53530394779) 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, 26765197359 + 26765197360.

It is an arithmetic number, because the mean of its divisors is an integer number (26765197360).

Almost surely, 2^53530394719 is an apocalyptic number.

53530394719 is a deficient number, since it is larger than the sum of its proper divisors (1).

53530394719 is an equidigital number, since it uses as much as digits as its factorization.

53530394719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1530900, while the sum is 49.

The spelling of 53530394719 in words is "fifty-three billion, five hundred thirty million, three hundred ninety-four thousand, seven hundred nineteen".