4053886642 has 16 divisors (see below), whose sum is σ = 6582524760. Its totient is φ = 1861327872.

The previous prime is 4053886583. The next prime is 4053886667. The reversal of 4053886642 is 2466883504.

4053886642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2368866241 + 1685020401 = 48671^2 + 41049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4053886592 and 4053886601.

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, 398917 + ... + 408952.

Almost surely, 2^4053886642 is an apocalyptic number.

4053886642 is a deficient number, since it is larger than the sum of its proper divisors (2528638118).

4053886642 is a wasteful number, since it uses less digits than its factorization.

4053886642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808077.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The square root of 4053886642 is about 63670.1393276314. The cubic root of 4053886642 is about 1594.4975887044.

The spelling of 4053886642 in words is "four billion, fifty-three million, eight hundred eighty-six thousand, six hundred forty-two".