53365544313 has 4 divisors (see below), whose sum is σ = 71154059088. Its totient is φ = 35577029540.

The previous prime is 53365544303. The next prime is 53365544317. The reversal of 53365544313 is 31344556335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53365544313 - 2¹⁸ = 53365282169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53365544317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8894257383 + ... + 8894257388.

It is an arithmetic number, because the mean of its divisors is an integer number (17788514772).

Almost surely, 2^53365544313 is an apocalyptic number.

It is an amenable number.

53365544313 is a deficient number, since it is larger than the sum of its proper divisors (17788514775).

53365544313 is a wasteful number, since it uses less digits than its factorization.

53365544313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17788514774.

The product of its digits is 972000, while the sum is 42.

The spelling of 53365544313 in words is "fifty-three billion, three hundred sixty-five million, five hundred forty-four thousand, three hundred thirteen".