4145780146 has 8 divisors (see below), whose sum is σ = 6240801564. Its totient is φ = 2065512960.

The previous prime is 4145780143. The next prime is 4145780147. The reversal of 4145780146 is 6410875414.

It can be written as a sum of positive squares in 2 ways, for example, as 4097408121 + 48372025 = 64011^2 + 6955^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4145780099 and 4145780108.

It is not an unprimeable number, because it can be changed into a prime (4145780143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3687855 + ... + 3688978.

Almost surely, 2^4145780146 is an apocalyptic number.

4145780146 is a deficient number, since it is larger than the sum of its proper divisors (2095021418).

4145780146 is a wasteful number, since it uses less digits than its factorization.

4145780146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7377116.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 4145780146 is about 64387.7328844556. The cubic root of 4145780146 is about 1606.4557072140.

The spelling of 4145780146 in words is "four billion, one hundred forty-five million, seven hundred eighty thousand, one hundred forty-six".