6345253653 has 8 divisors (see below), whose sum is σ = 8490234528. Its totient is φ = 4215220944.

The previous prime is 6345253643. The next prime is 6345253667. The reversal of 6345253653 is 3563525436.

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

It is not a de Polignac number, because 6345253653 - 2¹⁶ = 6345188117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6345253633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3736050 + ... + 3737747.

It is an arithmetic number, because the mean of its divisors is an integer number (1061279316).

Almost surely, 2^6345253653 is an apocalyptic number.

It is an amenable number.

6345253653 is a deficient number, since it is larger than the sum of its proper divisors (2144980875).

6345253653 is a wasteful number, since it uses less digits than its factorization.

6345253653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7474083.

The product of its digits is 972000, while the sum is 42.

The square root of 6345253653 is about 79657.1004556405. The cubic root of 6345253653 is about 1851.3264072306.

The spelling of 6345253653 in words is "six billion, three hundred forty-five million, two hundred fifty-three thousand, six hundred fifty-three".