2643355262 has 12 divisors (see below), whose sum is σ = 4211990880. Its totient is φ = 1243931616.

The previous prime is 2643355243. The next prime is 2643355271. The reversal of 2643355262 is 2625533462.

It is a super-2 number, since 2×2643355262² = 13974654082286177288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2286062 + ... + 2287217.

It is an arithmetic number, because the mean of its divisors is an integer number (350999240).

Almost surely, 2^2643355262 is an apocalyptic number.

2643355262 is a deficient number, since it is larger than the sum of its proper divisors (1568635618).

2643355262 is a wasteful number, since it uses less digits than its factorization.

2643355262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573315 (or 4573298 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

The square root of 2643355262 is about 51413.5707960457. The cubic root of 2643355262 is about 1382.6699102614.

The spelling of 2643355262 in words is "two billion, six hundred forty-three million, three hundred fifty-five thousand, two hundred sixty-two".