3255778543 has 4 divisors (see below), whose sum is σ = 3268447200. Its totient is φ = 3243109888.

The previous prime is 3255778541. The next prime is 3255778549. The reversal of 3255778543 is 3458775523.

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

It is a cyclic number.

It is not a de Polignac number, because 3255778543 - 2¹ = 3255778541 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 (3255778541) 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, 6333943 + ... + 6334456.

It is an arithmetic number, because the mean of its divisors is an integer number (817111800).

Almost surely, 2^3255778543 is an apocalyptic number.

3255778543 is a deficient number, since it is larger than the sum of its proper divisors (12668657).

3255778543 is a wasteful number, since it uses less digits than its factorization.

3255778543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668656.

The product of its digits is 3528000, while the sum is 49.

The square root of 3255778543 is about 57059.4299217929. The cubic root of 3255778543 is about 1482.1254072829.

The spelling of 3255778543 in words is "three billion, two hundred fifty-five million, seven hundred seventy-eight thousand, five hundred forty-three".