2642826642 has 16 divisors (see below), whose sum is σ = 5287071360. Its totient is φ = 880705872.

The previous prime is 2642826631. The next prime is 2642826643. The reversal of 2642826642 is 2466282462.

It is a junction number, because it is equal to n+sod(n) for n = 2642826594 and 2642826603.

It is not an unprimeable number, because it can be changed into a prime (2642826643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34042 + ... + 80277.

It is an arithmetic number, because the mean of its divisors is an integer number (330441960).

Almost surely, 2^2642826642 is an apocalyptic number.

2642826642 is an abundant number, since it is smaller than the sum of its proper divisors (2644244718).

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

2642826642 is a wasteful number, since it uses less digits than its factorization.

2642826642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118177.

The product of its digits is 442368, while the sum is 42.

The square root of 2642826642 is about 51408.4296784097. The cubic root of 2642826642 is about 1382.5777350241.

The spelling of 2642826642 in words is "two billion, six hundred forty-two million, eight hundred twenty-six thousand, six hundred forty-two".