53338388393 has 8 divisors (see below), whose sum is σ = 53864835648. Its totient is φ = 52812106704.

The previous prime is 53338388387. The next prime is 53338388399. The reversal of 53338388393 is 39388383335.

It is an interprime number because it is at equal distance from previous prime (53338388387) and next prime (53338388399).

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-53338388393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53338388399) 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, 665255 + ... + 741107.

It is an arithmetic number, because the mean of its divisors is an integer number (6733104456).

Almost surely, 2^53338388393 is an apocalyptic number.

It is an amenable number.

53338388393 is a deficient number, since it is larger than the sum of its proper divisors (526447255).

53338388393 is a wasteful number, since it uses less digits than its factorization.

53338388393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82783.

The product of its digits is 16796160, while the sum is 56.

The spelling of 53338388393 in words is "fifty-three billion, three hundred thirty-eight million, three hundred eighty-eight thousand, three hundred ninety-three".