2643580896 has 72 divisors (see below), whose sum is σ = 7627638312. Its totient is φ = 801081600.

The previous prime is 2643580889. The next prime is 2643580897. The reversal of 2643580896 is 6980853462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2643580897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102175 + ... + 125406.

It is an arithmetic number, because the mean of its divisors is an integer number (105939421).

Almost surely, 2^2643580896 is an apocalyptic number.

It is an amenable number.

2643580896 is an abundant number, since it is smaller than the sum of its proper divisors (4984057416).

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

2643580896 is a wasteful number, since it uses less digits than its factorization.

2643580896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227616 (or 227597 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 51.

The square root of 2643580896 is about 51415.7650531430. The cubic root of 2643580896 is about 1382.7092502209.

The spelling of 2643580896 in words is "two billion, six hundred forty-three million, five hundred eighty thousand, eight hundred ninety-six".