53505025529 has 2 divisors, whose sum is σ = 53505025530. Its totient is φ = 53505025528.

The previous prime is 53505025493. The next prime is 53505025559. The reversal of 53505025529 is 92552050535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52051509904 + 1453515625 = 228148^2 + 38125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53505025529 is a prime.

It is not a weakly prime, because it can be changed into another prime (53505025559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26752512764 + 26752512765.

It is an arithmetic number, because the mean of its divisors is an integer number (26752512765).

Almost surely, 2^53505025529 is an apocalyptic number.

It is an amenable number.

53505025529 is a deficient number, since it is larger than the sum of its proper divisors (1).

53505025529 is an equidigital number, since it uses as much as digits as its factorization.

53505025529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 337500, while the sum is 41.

The spelling of 53505025529 in words is "fifty-three billion, five hundred five million, twenty-five thousand, five hundred twenty-nine".