53255535553 has 12 divisors (see below), whose sum is σ = 58724137444. Its totient is φ = 48259411200.

The previous prime is 53255535539. The next prime is 53255535589. The reversal of 53255535553 is 35553555235.

It can be written as a sum of positive squares in 2 ways, for example, as 26780340609 + 26475194944 = 163647^2 + 162712^2 .

It is not a de Polignac number, because 53255535553 - 2¹³ = 53255527361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53255595553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 665208 + ... + 740953.

Almost surely, 2^53255535553 is an apocalyptic number.

It is an amenable number.

53255535553 is a deficient number, since it is larger than the sum of its proper divisors (5468601891).

53255535553 is a wasteful number, since it uses less digits than its factorization.

53255535553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406496 (or 1406485 counting only the distinct ones).

The product of its digits is 4218750, while the sum is 46.

The spelling of 53255535553 in words is "fifty-three billion, two hundred fifty-five million, five hundred thirty-five thousand, five hundred fifty-three".