105450450098 has 24 divisors (see below), whose sum is σ = 185688369900. Its totient is φ = 44778430368.

The previous prime is 105450450047. The next prime is 105450450103. The reversal of 105450450098 is 890054054501.

It can be written as a sum of positive squares in 2 ways, for example, as 105399570409 + 50879689 = 324653^2 + 7133^2 .

It is a super-2 number, since 2×105450450098² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4925213 + ... + 4946576.

Almost surely, 2^105450450098 is an apocalyptic number.

105450450098 is a deficient number, since it is larger than the sum of its proper divisors (80237919802).

105450450098 is a wasteful number, since it uses less digits than its factorization.

105450450098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9871914 (or 9871907 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 41.

The spelling of 105450450098 in words is "one hundred five billion, four hundred fifty million, four hundred fifty thousand, ninety-eight".