653506012504543 has 8 divisors (see below), whose sum is σ = 713032925230080. Its totient is φ = 593998645649880.

The previous prime is 653506012504537. The next prime is 653506012504601. The reversal of 653506012504543 is 345405210605356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 653506012504543 - 2⁹ = 653506012504031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653506018504543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4886397805 + ... + 4886531542.

It is an arithmetic number, because the mean of its divisors is an integer number (89129115653760).

Almost surely, 2^{653506012504543} is an apocalyptic number.

653506012504543 is a deficient number, since it is larger than the sum of its proper divisors (59526912725537).

653506012504543 is a wasteful number, since it uses less digits than its factorization.

653506012504543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9772935437.

The product of its (nonzero) digits is 6480000, while the sum is 49.

The spelling of 653506012504543 in words is "six hundred fifty-three trillion, five hundred six billion, twelve million, five hundred four thousand, five hundred forty-three".