53333263861 has 8 divisors (see below), whose sum is σ = 54228424248. Its totient is φ = 52438776000.

The previous prime is 53333263859. The next prime is 53333263969. The reversal of 53333263861 is 16836233335.

It can be written as a sum of positive squares in 4 ways, for example, as 10471428900 + 42861834961 = 102330^2 + 207031^2 .

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 53333263861 - 2¹ = 53333263859 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 (53333263561) 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 7 ways as a sum of consecutive naturals, for example, 6910 + ... + 326671.

It is an arithmetic number, because the mean of its divisors is an integer number (6778553031).

Almost surely, 2^53333263861 is an apocalyptic number.

It is an amenable number.

53333263861 is a deficient number, since it is larger than the sum of its proper divisors (895160387).

53333263861 is a wasteful number, since it uses less digits than its factorization.

53333263861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336263.

The product of its digits is 699840, while the sum is 43.

The spelling of 53333263861 in words is "fifty-three billion, three hundred thirty-three million, two hundred sixty-three thousand, eight hundred sixty-one".