4111449642 has 36 divisors (see below), whose sum is σ = 8944722150. Its totient is φ = 1364867136.

The previous prime is 4111449631. The next prime is 4111449659. The reversal of 4111449642 is 2469441114.

It is a happy number.

4111449642 is a `hidden beast` number, since 4 + 1 + 1 + 1 + 4 + 4 + 9 + 642 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 4005750681 + 105698961 = 63291^2 + 10281^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4111449597 and 4111449606.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 5081734 + ... + 5082542.

Almost surely, 2^4111449642 is an apocalyptic number.

4111449642 is an abundant number, since it is smaller than the sum of its proper divisors (4833272508).

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

4111449642 is an equidigital number, since it uses as much as digits as its factorization.

4111449642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975 (or 1163 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 4111449642 is about 64120.5867253256. The cubic root of 4111449642 is about 1602.0091481567.

The spelling of 4111449642 in words is "four billion, one hundred eleven million, four hundred forty-nine thousand, six hundred forty-two".