3643948055 has 16 divisors (see below), whose sum is σ = 4774823424. Its totient is φ = 2647608480.

The previous prime is 3643948051. The next prime is 3643948067. The reversal of 3643948055 is 5508493463.

3643948055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3643948055 - 2² = 3643948051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3643948051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27302 + ... + 89628.

It is an arithmetic number, because the mean of its divisors is an integer number (298426464).

Almost surely, 2^3643948055 is an apocalyptic number.

3643948055 is a deficient number, since it is larger than the sum of its proper divisors (1130875369).

3643948055 is a wasteful number, since it uses less digits than its factorization.

3643948055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63406.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The square root of 3643948055 is about 60365.1228359555. The cubic root of 3643948055 is about 1538.8302883284.

The spelling of 3643948055 in words is "three billion, six hundred forty-three million, nine hundred forty-eight thousand, fifty-five".