653230066403 has 4 divisors (see below), whose sum is σ = 653258078520. Its totient is φ = 653202054288.

The previous prime is 653230066351. The next prime is 653230066439. The reversal of 653230066403 is 304660032356.

653230066403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 653230066403 - 2⁶ = 653230066339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653230066603) 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, 13971050 + ... + 14017727.

It is an arithmetic number, because the mean of its divisors is an integer number (163314519630).

Almost surely, 2^653230066403 is an apocalyptic number.

653230066403 is a deficient number, since it is larger than the sum of its proper divisors (28012117).

653230066403 is a wasteful number, since it uses less digits than its factorization.

653230066403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28012116.

The product of its (nonzero) digits is 233280, while the sum is 38.

Adding to 653230066403 its reverse (304660032356), we get a palindrome (957890098759).

The spelling of 653230066403 in words is "six hundred fifty-three billion, two hundred thirty million, sixty-six thousand, four hundred three".