653551241203 has 16 divisors (see below), whose sum is σ = 790986746880. Its totient is φ = 527144731776.

The previous prime is 653551241191. The next prime is 653551241207. The reversal of 653551241203 is 302142155356.

It is a cyclic number.

It is not a de Polignac number, because 653551241203 - 2²¹ = 653549144051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653551241207) 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 15 ways as a sum of consecutive naturals, for example, 237268 + ... + 1167646.

It is an arithmetic number, because the mean of its divisors is an integer number (49436671680).

Almost surely, 2^653551241203 is an apocalyptic number.

653551241203 is a deficient number, since it is larger than the sum of its proper divisors (137435505677).

653551241203 is a wasteful number, since it uses less digits than its factorization.

653551241203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936306.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 653551241203 its reverse (302142155356), we get a palindrome (955693396559).

The spelling of 653551241203 in words is "six hundred fifty-three billion, five hundred fifty-one million, two hundred forty-one thousand, two hundred three".