53059962987529 has 9 divisors (see below), whose sum is σ = 54533051230791. Its totient is φ = 51625647701640.

The previous prime is 53059962987503. The next prime is 53059962987547. The reversal of 53059962987529 is 92578926995035.

It is a happy number.

The square root of 53059962987529 is 7284227.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 47478783535225 + 5581179452304 = 6890485^2 + 2362452^2 .

It is not a de Polignac number, because 53059962987529 - 2¹⁹ = 53059962463241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53059962987329) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 269417964 + ... + 269614834.

Almost surely, 2^{53059962987529} is an apocalyptic number.

53059962987529 is the 7284227-th square number.

53059962987529 is the 3642114-th centered octagonal number.

It is an amenable number.

53059962987529 is a deficient number, since it is larger than the sum of its proper divisors (1473088243262).

53059962987529 is an frugal number, since it uses more digits than its factorization.

53059962987529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393816 (or 196908 counting only the distinct ones).

The product of its (nonzero) digits is 3306744000, while the sum is 79.

The spelling of 53059962987529 in words is "fifty-three trillion, fifty-nine billion, nine hundred sixty-two million, nine hundred eighty-seven thousand, five hundred twenty-nine".