53236551071 has 4 divisors (see below), whose sum is σ = 58076237544. Its totient is φ = 48396864600.

The previous prime is 53236551023. The next prime is 53236551083. The reversal of 53236551071 is 17015563235.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53236551071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53236551001) 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 3 ways as a sum of consecutive naturals, for example, 2419843220 + ... + 2419843241.

It is an arithmetic number, because the mean of its divisors is an integer number (14519059386).

Almost surely, 2^53236551071 is an apocalyptic number.

53236551071 is a deficient number, since it is larger than the sum of its proper divisors (4839686473).

53236551071 is a wasteful number, since it uses less digits than its factorization.

53236551071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839686472.

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 53236551071 in words is "fifty-three billion, two hundred thirty-six million, five hundred fifty-one thousand, seventy-one".