5343556561 has 8 divisors (see below), whose sum is σ = 6428338880. Its totient is φ = 4339128528.

The previous prime is 5343556553. The next prime is 5343556573. The reversal of 5343556561 is 1656553435.

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

It is not a de Polignac number, because 5343556561 - 2³ = 5343556553 is a prime.

It is a super-2 number, since 2×5343556561² = 57107193441212293442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5343556511) 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, 20088426 + ... + 20088691.

It is an arithmetic number, because the mean of its divisors is an integer number (803542360).

Almost surely, 2^5343556561 is an apocalyptic number.

It is an amenable number.

5343556561 is a deficient number, since it is larger than the sum of its proper divisors (1084782319).

5343556561 is a wasteful number, since it uses less digits than its factorization.

5343556561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40177143.

The product of its digits is 810000, while the sum is 43.

The square root of 5343556561 is about 73099.6344792503. The cubic root of 5343556561 is about 1748.2765684335.

The spelling of 5343556561 in words is "five billion, three hundred forty-three million, five hundred fifty-six thousand, five hundred sixty-one".