2643511346 has 16 divisors (see below), whose sum is σ = 4533459840. Its totient is φ = 1132501920.

The previous prime is 2643511337. The next prime is 2643511349. The reversal of 2643511346 is 6431153462.

It is not an unprimeable number, because it can be changed into a prime (2643511349) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3611 + ... + 72801.

It is an arithmetic number, because the mean of its divisors is an integer number (283341240).

Almost surely, 2^2643511346 is an apocalyptic number.

2643511346 is a deficient number, since it is larger than the sum of its proper divisors (1889948494).

2643511346 is a wasteful number, since it uses less digits than its factorization.

2643511346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71929.

The product of its digits is 51840, while the sum is 35.

The square root of 2643511346 is about 51415.0886997193. The cubic root of 2643511346 is about 1382.6971242100.

The spelling of 2643511346 in words is "two billion, six hundred forty-three million, five hundred eleven thousand, three hundred forty-six".