105189440192 has 14 divisors (see below), whose sum is σ = 208735295508. Its totient is φ = 52594720064.

The previous prime is 105189440171. The next prime is 105189440197. The reversal of 105189440192 is 291044981501.

It is a super-2 number, since 2×105189440192² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105189440197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 821792438 + ... + 821792565.

Almost surely, 2^105189440192 is an apocalyptic number.

It is an amenable number.

105189440192 is a deficient number, since it is larger than the sum of its proper divisors (103545855316).

105189440192 is an equidigital number, since it uses as much as digits as its factorization.

105189440192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643585015 (or 1643585005 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The spelling of 105189440192 in words is "one hundred five billion, one hundred eighty-nine million, four hundred forty thousand, one hundred ninety-two".