53345354025413 has 4 divisors (see below), whose sum is σ = 53370963895008. Its totient is φ = 53319744155820.

The previous prime is 53345354025391. The next prime is 53345354025497. The reversal of 53345354025413 is 31452045354335.

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 53345354025413 - 2²⁰ = 53345352976837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53345354025013) 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 3 ways as a sum of consecutive naturals, for example, 12804931673 + ... + 12804935838.

It is an arithmetic number, because the mean of its divisors is an integer number (13342740973752).

Almost surely, 2^{53345354025413} is an apocalyptic number.

It is an amenable number.

53345354025413 is a deficient number, since it is larger than the sum of its proper divisors (25609869595).

53345354025413 is a wasteful number, since it uses less digits than its factorization.

53345354025413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25609869594.

The product of its (nonzero) digits is 6480000, while the sum is 47.

Adding to 53345354025413 its reverse (31452045354335), we get a palindrome (84797399379748).

The spelling of 53345354025413 in words is "fifty-three trillion, three hundred forty-five billion, three hundred fifty-four million, twenty-five thousand, four hundred thirteen".