245325420143353 has 4 divisors (see below), whose sum is σ = 267627731065488. Its totient is φ = 223023109221220.

The previous prime is 245325420143317. The next prime is 245325420143381. The reversal of 245325420143353 is 353341024523542.

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 de Polignac number, because none of the positive numbers 2^k-245325420143353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245325420143753) 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, 11151155461051 + ... + 11151155461072.

It is an arithmetic number, because the mean of its divisors is an integer number (66906932766372).

Almost surely, 2^{245325420143353} is an apocalyptic number.

It is an amenable number.

245325420143353 is a deficient number, since it is larger than the sum of its proper divisors (22302310922135).

245325420143353 is a wasteful number, since it uses less digits than its factorization.

245325420143353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22302310922134.

The product of its (nonzero) digits is 5184000, while the sum is 46.

Adding to 245325420143353 its reverse (353341024523542), we get a palindrome (598666444666895).

The spelling of 245325420143353 in words is "two hundred forty-five trillion, three hundred twenty-five billion, four hundred twenty million, one hundred forty-three thousand, three hundred fifty-three".