653230240313 has 4 divisors (see below), whose sum is σ = 746548846080. Its totient is φ = 559911634548.

The previous prime is 653230240309. The next prime is 653230240363. The reversal of 653230240313 is 313042032356.

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 not a de Polignac number, because 653230240313 - 2² = 653230240309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 653230240313.

It is not an unprimeable number, because it can be changed into a prime (653230240363) 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, 46659302873 + ... + 46659302886.

It is an arithmetic number, because the mean of its divisors is an integer number (186637211520).

Almost surely, 2^653230240313 is an apocalyptic number.

It is an amenable number.

653230240313 is a deficient number, since it is larger than the sum of its proper divisors (93318605767).

653230240313 is an equidigital number, since it uses as much as digits as its factorization.

653230240313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93318605766.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 653230240313 its reverse (313042032356), we get a palindrome (966272272669).

The spelling of 653230240313 in words is "six hundred fifty-three billion, two hundred thirty million, two hundred forty thousand, three hundred thirteen".