105450445434 has 8 divisors (see below), whose sum is σ = 210900890880. Its totient is φ = 35150148476.

The previous prime is 105450445423. The next prime is 105450445439. The reversal of 105450445434 is 434544054501.

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

105450445434 is an admirable number.

It is a super-2 number, since 2×105450445434² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105450445392 and 105450445401.

It is not an unprimeable number, because it can be changed into a prime (105450445439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8787537114 + ... + 8787537125.

It is an arithmetic number, because the mean of its divisors is an integer number (26362611360).

Almost surely, 2^105450445434 is an apocalyptic number.

105450445434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105450445434 is a wasteful number, since it uses less digits than its factorization.

105450445434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17575074244.

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 105450445434 its reverse (434544054501), we get a palindrome (539994499935).

The spelling of 105450445434 in words is "one hundred five billion, four hundred fifty million, four hundred forty-five thousand, four hundred thirty-four".