53283725563 has 4 divisors (see below), whose sum is σ = 55121095440. Its totient is φ = 51446355688.

The previous prime is 53283725557. The next prime is 53283725569. The reversal of 53283725563 is 36552738235.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (53283725557) and next prime (53283725569).

It is a cyclic number.

It is not a de Polignac number, because 53283725563 - 2¹³ = 53283717371 is a prime.

It is a super-3 number, since 3×53283725563³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53283725569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918684895 + ... + 918684952.

It is an arithmetic number, because the mean of its divisors is an integer number (13780273860).

Almost surely, 2^53283725563 is an apocalyptic number.

53283725563 is a deficient number, since it is larger than the sum of its proper divisors (1837369877).

53283725563 is a wasteful number, since it uses less digits than its factorization.

53283725563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837369876.

The product of its digits is 4536000, while the sum is 49.

The spelling of 53283725563 in words is "fifty-three billion, two hundred eighty-three million, seven hundred twenty-five thousand, five hundred sixty-three".