53868353717005 has 8 divisors (see below), whose sum is σ = 64642268805912. Its totient is φ = 43094520076608.

The previous prime is 53868353716981. The next prime is 53868353717023. The reversal of 53868353717005 is 50071735386835.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7142010382116 + 46726343334889 = 2672454^2 + 6835667^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 53868353717005 - 2²⁹ = 53867816846093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18897514 + ... + 21560443.

It is an arithmetic number, because the mean of its divisors is an integer number (8080283600739).

Almost surely, 2^{53868353717005} is an apocalyptic number.

It is an amenable number.

53868353717005 is a deficient number, since it is larger than the sum of its proper divisors (10773915088907).

53868353717005 is a wasteful number, since it uses less digits than its factorization.

53868353717005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40724255.

The product of its (nonzero) digits is 63504000, while the sum is 61.

The spelling of 53868353717005 in words is "fifty-three trillion, eight hundred sixty-eight billion, three hundred fifty-three million, seven hundred seventeen thousand, five".