3255718667 has 4 divisors (see below), whose sum is σ = 3256378320. Its totient is φ = 3255059016.

The previous prime is 3255718663. The next prime is 3255718679. The reversal of 3255718667 is 7668175523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7668175523 = 7927 ⋅967349.

It is a cyclic number.

It is not a de Polignac number, because 3255718667 - 2² = 3255718663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3255718663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322367 + ... + 332312.

It is an arithmetic number, because the mean of its divisors is an integer number (814094580).

Almost surely, 2^3255718667 is an apocalyptic number.

3255718667 is a deficient number, since it is larger than the sum of its proper divisors (659653).

3255718667 is an equidigital number, since it uses as much as digits as its factorization.

3255718667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659652.

The product of its digits is 2116800, while the sum is 50.

The square root of 3255718667 is about 57058.9052383587. The cubic root of 3255718667 is about 1482.1163214597.

The spelling of 3255718667 in words is "three billion, two hundred fifty-five million, seven hundred eighteen thousand, six hundred sixty-seven".