53025740557 has 2 divisors, whose sum is σ = 53025740558. Its totient is φ = 53025740556.

The previous prime is 53025740549. The next prime is 53025740639. The reversal of 53025740557 is 75504752035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44647267401 + 8378473156 = 211299^2 + 91534^2 .

It is a cyclic number.

It is not a de Polignac number, because 53025740557 - 2³ = 53025740549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53025740527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26512870278 + 26512870279.

It is an arithmetic number, because the mean of its divisors is an integer number (26512870279).

Almost surely, 2^53025740557 is an apocalyptic number.

It is an amenable number.

53025740557 is a deficient number, since it is larger than the sum of its proper divisors (1).

53025740557 is an equidigital number, since it uses as much as digits as its factorization.

53025740557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 735000, while the sum is 43.

The spelling of 53025740557 in words is "fifty-three billion, twenty-five million, seven hundred forty thousand, five hundred fifty-seven".