653722140563 has 2 divisors, whose sum is σ = 653722140564. Its totient is φ = 653722140562.

The previous prime is 653722140553. The next prime is 653722140587. The reversal of 653722140563 is 365041227356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 653722140563 - 2²⁴ = 653705363347 is a prime.

It is not a weakly prime, because it can be changed into another prime (653722140523) 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 as a sum of consecutive naturals, namely, 326861070281 + 326861070282.

It is an arithmetic number, because the mean of its divisors is an integer number (326861070282).

Almost surely, 2^653722140563 is an apocalyptic number.

653722140563 is a deficient number, since it is larger than the sum of its proper divisors (1).

653722140563 is an equidigital number, since it uses as much as digits as its factorization.

653722140563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 653722140563 in words is "six hundred fifty-three billion, seven hundred twenty-two million, one hundred forty thousand, five hundred sixty-three".