53643742723213 has 8 divisors (see below), whose sum is σ = 53738244020160. Its totient is φ = 53549258848800.

The previous prime is 53643742723171. The next prime is 53643742723261. The reversal of 53643742723213 is 31232724734635.

53643742723213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53643742723213 is a prime.

It is a super-2 number, since 2×53643742723213² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53643742723513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1815456 + ... + 10515862.

It is an arithmetic number, because the mean of its divisors is an integer number (6717280502520).

Almost surely, 2^{53643742723213} is an apocalyptic number.

It is an amenable number.

53643742723213 is a deficient number, since it is larger than the sum of its proper divisors (94501296947).

53643742723213 is a wasteful number, since it uses less digits than its factorization.

53643742723213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8711267.

The product of its digits is 15240960, while the sum is 52.

The spelling of 53643742723213 in words is "fifty-three trillion, six hundred forty-three billion, seven hundred forty-two million, seven hundred twenty-three thousand, two hundred thirteen".