2855451264 has 32 divisors (see below), whose sum is σ = 7584793440. Its totient is φ = 951816960.

The previous prime is 2855451251. The next prime is 2855451293. The reversal of 2855451264 is 4621545582.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

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, 3717652 + ... + 3718419.

It is an arithmetic number, because the mean of its divisors is an integer number (237024795).

Almost surely, 2^2855451264 is an apocalyptic number.

2855451264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2855451264 is an abundant number, since it is smaller than the sum of its proper divisors (4729342176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2855451264 is an equidigital number, since it uses as much as digits as its factorization.

2855451264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7436088 (or 7436076 counting only the distinct ones).

The product of its digits is 384000, while the sum is 42.

The square root of 2855451264 is about 53436.4226347535. The cubic root of 2855451264 is about 1418.7033167145.

The spelling of 2855451264 in words is "two billion, eight hundred fifty-five million, four hundred fifty-one thousand, two hundred sixty-four".