2642663336 has 64 divisors (see below), whose sum is σ = 5323968000. Its totient is φ = 1225990080.

The previous prime is 2642663333. The next prime is 2642663363. The reversal of 2642663336 is 6333662462.

It is a junction number, because it is equal to n+sod(n) for n = 2642663293 and 2642663302.

It is not an unprimeable number, because it can be changed into a prime (2642663333) 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 15 ways as a sum of consecutive naturals, for example, 4187741 + ... + 4188371.

It is an arithmetic number, because the mean of its divisors is an integer number (83187000).

Almost surely, 2^2642663336 is an apocalyptic number.

It is an amenable number.

2642663336 is an abundant number, since it is smaller than the sum of its proper divisors (2681304664).

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

2642663336 is a wasteful number, since it uses less digits than its factorization.

2642663336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182 (or 1178 counting only the distinct ones).

The product of its digits is 559872, while the sum is 41.

The square root of 2642663336 is about 51406.8413345928. The cubic root of 2642663336 is about 1382.5492569435.

The spelling of 2642663336 in words is "two billion, six hundred forty-two million, six hundred sixty-three thousand, three hundred thirty-six".