53051453549 has 2 divisors, whose sum is σ = 53051453550. Its totient is φ = 53051453548.

The previous prime is 53051453509. The next prime is 53051453579. The reversal of 53051453549 is 94535415035.

53051453549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37399692100 + 15651761449 = 193390^2 + 125107^2 .

It is a cyclic number.

It is not a de Polignac number, because 53051453549 - 2¹² = 53051449453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53051453509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26525726774 + 26525726775.

It is an arithmetic number, because the mean of its divisors is an integer number (26525726775).

Almost surely, 2^53051453549 is an apocalyptic number.

It is an amenable number.

53051453549 is a deficient number, since it is larger than the sum of its proper divisors (1).

53051453549 is an equidigital number, since it uses as much as digits as its factorization.

53051453549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810000, while the sum is 44.

The spelling of 53051453549 in words is "fifty-three billion, fifty-one million, four hundred fifty-three thousand, five hundred forty-nine".