105533043545 has 8 divisors (see below), whose sum is σ = 128423309760. Its totient is φ = 83237329840.

The previous prime is 105533043533. The next prime is 105533043557. The reversal of 105533043545 is 545340335501.

It is an interprime number because it is at equal distance from previous prime (105533043533) and next prime (105533043557).

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

It is not a de Polignac number, because 105533043545 - 2²⁰ = 105531994969 is a prime.

It is a super-2 number, since 2×105533043545² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105533043499 and 105533043508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148637735 + ... + 148638444.

It is an arithmetic number, because the mean of its divisors is an integer number (16052913720).

Almost surely, 2^105533043545 is an apocalyptic number.

It is an amenable number.

105533043545 is a deficient number, since it is larger than the sum of its proper divisors (22890266215).

105533043545 is an equidigital number, since it uses as much as digits as its factorization.

105533043545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297276255.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 105533043545 in words is "one hundred five billion, five hundred thirty-three million, forty-three thousand, five hundred forty-five".