53523005693 has 2 divisors, whose sum is σ = 53523005694. Its totient is φ = 53523005692.

The previous prime is 53523005687. The next prime is 53523005713. The reversal of 53523005693 is 39650032535.

53523005693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35471202244 + 18051803449 = 188338^2 + 134357^2 .

It is a cyclic number.

It is not a de Polignac number, because 53523005693 - 2⁶ = 53523005629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53523005693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53523005293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26761502846 + 26761502847.

It is an arithmetic number, because the mean of its divisors is an integer number (26761502847).

Almost surely, 2^53523005693 is an apocalyptic number.

It is an amenable number.

53523005693 is a deficient number, since it is larger than the sum of its proper divisors (1).

53523005693 is an equidigital number, since it uses as much as digits as its factorization.

53523005693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 364500, while the sum is 41.

The spelling of 53523005693 in words is "fifty-three billion, five hundred twenty-three million, five thousand, six hundred ninety-three".