65845622802 has 16 divisors (see below), whose sum is σ = 132696523872. Its totient is φ = 21780994560.

The previous prime is 65845622771. The next prime is 65845622807. The reversal of 65845622802 is 20822654856.

It is not an unprimeable number, because it can be changed into a prime (65845622807) 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 7 ways as a sum of consecutive naturals, for example, 41885743 + ... + 41887314.

It is an arithmetic number, because the mean of its divisors is an integer number (8293532742).

Almost surely, 2^65845622802 is an apocalyptic number.

65845622802 is an abundant number, since it is smaller than the sum of its proper divisors (66850901070).

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

65845622802 is a wasteful number, since it uses less digits than its factorization.

65845622802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83773193.

The product of its (nonzero) digits is 1843200, while the sum is 48.

The spelling of 65845622802 in words is "sixty-five billion, eight hundred forty-five million, six hundred twenty-two thousand, eight hundred two".