53204556568 has 8 divisors (see below), whose sum is σ = 99758543580. Its totient is φ = 26602278280.

The previous prime is 53204556557. The next prime is 53204556569. The reversal of 53204556568 is 86565540235.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53204556569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325284778 + ... + 3325284793.

Almost surely, 2^53204556568 is an apocalyptic number.

It is an amenable number.

53204556568 is a deficient number, since it is larger than the sum of its proper divisors (46553987012).

53204556568 is a wasteful number, since it uses less digits than its factorization.

53204556568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6650569577 (or 6650569573 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 49.

The spelling of 53204556568 in words is "fifty-three billion, two hundred four million, five hundred fifty-six thousand, five hundred sixty-eight".