53405730333 has 12 divisors (see below), whose sum is σ = 81679352508. Its totient is φ = 33509477760.

The previous prime is 53405730311. The next prime is 53405730377. The reversal of 53405730333 is 33303750435.

53405730333 is a `hidden beast` number, since 5 + 340 + 5 + 7 + 303 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19637257689 + 33768472644 = 140133^2 + 183762^2 .

It is not a de Polignac number, because 53405730333 - 2⁹ = 53405729821 is a prime.

It is a super-2 number, since 2×53405730333² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53405730383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174528378 + ... + 174528683.

It is an arithmetic number, because the mean of its divisors is an integer number (6806612709).

Almost surely, 2^53405730333 is an apocalyptic number.

It is an amenable number.

53405730333 is a deficient number, since it is larger than the sum of its proper divisors (28273622175).

53405730333 is a wasteful number, since it uses less digits than its factorization.

53405730333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349057084 (or 349057081 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 36.

The spelling of 53405730333 in words is "fifty-three billion, four hundred five million, seven hundred thirty thousand, three hundred thirty-three".