105620571089 has 16 divisors (see below), whose sum is σ = 122269962240. Its totient is φ = 90287284560.

The previous prime is 105620571041. The next prime is 105620571103. The reversal of 105620571089 is 980175026501.

It is not a de Polignac number, because 105620571089 - 2⁸ = 105620570833 is a prime.

It is a super-2 number, since 2×105620571089² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105620571019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3522977 + ... + 3552830.

It is an arithmetic number, because the mean of its divisors is an integer number (7641872640).

Almost surely, 2^105620571089 is an apocalyptic number.

It is an amenable number.

105620571089 is a deficient number, since it is larger than the sum of its proper divisors (16649391151).

105620571089 is a wasteful number, since it uses less digits than its factorization.

105620571089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075900.

The product of its (nonzero) digits is 151200, while the sum is 44.

The spelling of 105620571089 in words is "one hundred five billion, six hundred twenty million, five hundred seventy-one thousand, eighty-nine".