53333866105381 has 8 divisors (see below), whose sum is σ = 57784434960384. Its totient is φ = 49029217540800.

The previous prime is 53333866105193. The next prime is 53333866105417. The reversal of 53333866105381 is 18350166833335.

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 53333866105381 - 2³¹ = 53331718621733 is a prime.

It is a super-2 number, since 2×53333866105381² (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 (53333866100381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36480071845 + ... + 36480073306.

It is an arithmetic number, because the mean of its divisors is an integer number (7223054370048).

Almost surely, 2^{53333866105381} is an apocalyptic number.

It is an amenable number.

53333866105381 is a deficient number, since it is larger than the sum of its proper divisors (4450568855003).

53333866105381 is a wasteful number, since it uses less digits than its factorization.

53333866105381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72960145211.

The product of its (nonzero) digits is 13996800, while the sum is 55.

The spelling of 53333866105381 in words is "fifty-three trillion, three hundred thirty-three billion, eight hundred sixty-six million, one hundred five thousand, three hundred eighty-one".