653302603256242 has 16 divisors (see below), whose sum is σ = 1037968690886712. Its totient is φ = 307326759577600.

The previous prime is 653302603256239. The next prime is 653302603256249. The reversal of 653302603256242 is 242652306203356.

It can be written as a sum of positive squares in 4 ways, for example, as 608582207352681 + 44720395903561 = 24669459^2 + 6687331^2 .

It is not an unprimeable number, because it can be changed into a prime (653302603256249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3429890923 + ... + 3430081390.

Almost surely, 2^{653302603256242} is an apocalyptic number.

653302603256242 is a deficient number, since it is larger than the sum of its proper divisors (384666087630470).

653302603256242 is a wasteful number, since it uses less digits than its factorization.

653302603256242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6859975133.

The product of its (nonzero) digits is 9331200, while the sum is 49.

Adding to 653302603256242 its reverse (242652306203356), we get a palindrome (895954909459598).

The spelling of 653302603256242 in words is "six hundred fifty-three trillion, three hundred two billion, six hundred three million, two hundred fifty-six thousand, two hundred forty-two".