53563455 has 48 divisors (see below), whose sum is σ = 101930400. Its totient is φ = 25804800.

The previous prime is 53563453. The next prime is 53563519. The reversal of 53563455 is 55436535.

53563455 is a `hidden beast` number, since 53 + 563 + 45 + 5 = 666.

53563455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53563455 - 2¹ = 53563453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53563453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119071 + ... + 119519.

It is an arithmetic number, because the mean of its divisors is an integer number (2123550).

Almost surely, 2^53563455 is an apocalyptic number.

53563455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53563455 is a deficient number, since it is larger than the sum of its proper divisors (48366945).

53563455 is a wasteful number, since it uses less digits than its factorization.

53563455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 709 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 53563455 is about 7318.7058282185. The cubic root of 53563455 is about 376.9550167137.

Subtracting 53563455 from its reverse (55436535), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 53563455 in words is "fifty-three million, five hundred sixty-three thousand, four hundred fifty-five".