3255511555 has 4 divisors (see below), whose sum is σ = 3906613872. Its totient is φ = 2604409240.

The previous prime is 3255511537. The next prime is 3255511559. The reversal of 3255511555 is 5551155523.

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

It is not a de Polignac number, because 3255511555 - 2¹¹ = 3255509507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3255511559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325551151 + ... + 325551160.

It is an arithmetic number, because the mean of its divisors is an integer number (976653468).

Almost surely, 2^3255511555 is an apocalyptic number.

3255511555 is a deficient number, since it is larger than the sum of its proper divisors (651102317).

3255511555 is an equidigital number, since it uses as much as digits as its factorization.

3255511555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651102316.

The product of its digits is 93750, while the sum is 37.

The square root of 3255511555 is about 57057.0903131241. The cubic root of 3255511555 is about 1482.0848925991.

The spelling of 3255511555 in words is "three billion, two hundred fifty-five million, five hundred eleven thousand, five hundred fifty-five".