105520568667 has 8 divisors (see below), whose sum is σ = 140697814800. Its totient is φ = 70345184160.

The previous prime is 105520568633. The next prime is 105520568677. The reversal of 105520568667 is 766865025501.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-105520568667 is a prime.

It is a super-2 number, since 2×105520568667² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105520568677) 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, 327292 + ... + 564057.

It is an arithmetic number, because the mean of its divisors is an integer number (17587226850).

Almost surely, 2^105520568667 is an apocalyptic number.

105520568667 is a deficient number, since it is larger than the sum of its proper divisors (35177246133).

105520568667 is an equidigital number, since it uses as much as digits as its factorization.

105520568667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930813.

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 105520568667 in words is "one hundred five billion, five hundred twenty million, five hundred sixty-eight thousand, six hundred sixty-seven".