5353645321 has 8 divisors (see below), whose sum is σ = 5669795880. Its totient is φ = 5037631488.

The previous prime is 5353645313. The next prime is 5353645327. The reversal of 5353645321 is 1235463535.

It can be written as a sum of positive squares in 4 ways, for example, as 21724921 + 5331920400 = 4661^2 + 73020^2 .

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

It is not a de Polignac number, because 5353645321 - 2³ = 5353645313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5353645327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52785 + ... + 116161.

It is an arithmetic number, because the mean of its divisors is an integer number (708724485).

Almost surely, 2^5353645321 is an apocalyptic number.

It is an amenable number.

5353645321 is a deficient number, since it is larger than the sum of its proper divisors (316150559).

5353645321 is a wasteful number, since it uses less digits than its factorization.

5353645321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68363.

The product of its digits is 162000, while the sum is 37.

The square root of 5353645321 is about 73168.6088496973. The cubic root of 5353645321 is about 1749.3761390944.

The spelling of 5353645321 in words is "five billion, three hundred fifty-three million, six hundred forty-five thousand, three hundred twenty-one".