53512443313 has 8 divisors (see below), whose sum is σ = 61158939840. Its totient is φ = 45866412240.

The previous prime is 53512443307. The next prime is 53512443329. The reversal of 53512443313 is 31334421535.

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 53512443313 - 2¹³ = 53512435121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53512443113) 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, 180498 + ... + 373636.

It is an arithmetic number, because the mean of its divisors is an integer number (7644867480).

Almost surely, 2^53512443313 is an apocalyptic number.

It is an amenable number.

53512443313 is a deficient number, since it is larger than the sum of its proper divisors (7646496527).

53512443313 is a wasteful number, since it uses less digits than its factorization.

53512443313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232727.

The product of its digits is 64800, while the sum is 34.

Adding to 53512443313 its reverse (31334421535), we get a palindrome (84846864848).

The spelling of 53512443313 in words is "fifty-three billion, five hundred twelve million, four hundred forty-three thousand, three hundred thirteen".