4055590643 has 4 divisors (see below), whose sum is σ = 4367559168. Its totient is φ = 3743622120.

The previous prime is 4055590589. The next prime is 4055590697. The reversal of 4055590643 is 3460955504.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4055590589) and next prime (4055590697).

It is a cyclic number.

It is not a de Polignac number, because 4055590643 - 2¹⁶ = 4055525107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4055590643.

It is not an unprimeable number, because it can be changed into a prime (4055590543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155984243 + ... + 155984268.

It is an arithmetic number, because the mean of its divisors is an integer number (1091889792).

Almost surely, 2^4055590643 is an apocalyptic number.

4055590643 is a deficient number, since it is larger than the sum of its proper divisors (311968525).

4055590643 is a wasteful number, since it uses less digits than its factorization.

4055590643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311968524.

The product of its (nonzero) digits is 324000, while the sum is 41.

The square root of 4055590643 is about 63683.5193986639. The cubic root of 4055590643 is about 1594.7209665082.

The spelling of 4055590643 in words is "four billion, fifty-five million, five hundred ninety thousand, six hundred forty-three".