105198474250 has 16 divisors (see below), whose sum is σ = 196931544264. Its totient is φ = 42079389600.

The previous prime is 105198474217. The next prime is 105198474287. The reversal of 105198474250 is 52474891501.

It can be written as a sum of positive squares in 4 ways, for example, as 43431810409 + 61766663841 = 208403^2 + 248529^2 .

It is a super-2 number, since 2×105198474250² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105198474250.

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, 210396699 + ... + 210397198.

Almost surely, 2^105198474250 is an apocalyptic number.

105198474250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105198474250 is a deficient number, since it is larger than the sum of its proper divisors (91733070014).

105198474250 is an equidigital number, since it uses as much as digits as its factorization.

105198474250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420793914 (or 420793904 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 105198474250 in words is "one hundred five billion, one hundred ninety-eight million, four hundred seventy-four thousand, two hundred fifty".