2655257216 has 32 divisors (see below), whose sum is σ = 5339234880. Its totient is φ = 1315214080.

The previous prime is 2655257191. The next prime is 2655257237. The reversal of 2655257216 is 6127525562.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83240 + ... + 110631.

It is an arithmetic number, because the mean of its divisors is an integer number (166851090).

Almost surely, 2^2655257216 is an apocalyptic number.

It is an amenable number.

2655257216 is an abundant number, since it is smaller than the sum of its proper divisors (2683977664).

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

2655257216 is a wasteful number, since it uses less digits than its factorization.

2655257216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193992 (or 193980 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 2655257216 is about 51529.1880005886. The cubic root of 2655257216 is about 1384.7420035799.

The spelling of 2655257216 in words is "two billion, six hundred fifty-five million, two hundred fifty-seven thousand, two hundred sixteen".