4055216642 has 8 divisors (see below), whose sum is σ = 6083135100. Its totient is φ = 2027504944.

The previous prime is 4055216603. The next prime is 4055216651. The reversal of 4055216642 is 2466125504.

It can be written as a sum of positive squares in 2 ways, for example, as 4055015041 + 201601 = 63679^2 + 449^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14084 + ... + 91152.

Almost surely, 2^4055216642 is an apocalyptic number.

4055216642 is a deficient number, since it is larger than the sum of its proper divisors (2027918458).

4055216642 is a wasteful number, since it uses less digits than its factorization.

4055216642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103380.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 4055216642 is about 63680.5829276083. The cubic root of 4055216642 is about 1594.6719440087.

The spelling of 4055216642 in words is "four billion, fifty-five million, two hundred sixteen thousand, six hundred forty-two".