647653535353 has 16 divisors (see below), whose sum is σ = 713239499520. Its totient is φ = 583187259600.

The previous prime is 647653535329. The next prime is 647653535371. The reversal of 647653535353 is 353535356746.

It is not a de Polignac number, because 647653535353 - 2²¹ = 647651438201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 647653535294 and 647653535303.

It is not an unprimeable number, because it can be changed into a prime (647653535323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8742358 + ... + 8816128.

It is an arithmetic number, because the mean of its divisors is an integer number (44577468720).

Almost surely, 2^647653535353 is an apocalyptic number.

It is an amenable number.

647653535353 is a deficient number, since it is larger than the sum of its proper divisors (65585964167).

647653535353 is a wasteful number, since it uses less digits than its factorization.

647653535353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81348.

The product of its digits is 51030000, while the sum is 55.

The spelling of 647653535353 in words is "six hundred forty-seven billion, six hundred fifty-three million, five hundred thirty-five thousand, three hundred fifty-three".