82044946816 has 64 divisors (see below), whose sum is σ = 187945102080. Its totient is φ = 34946339328.

The previous prime is 82044946793. The next prime is 82044946829. The reversal of 82044946816 is 61864944028.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134836 + ... + 426931.

It is an arithmetic number, because the mean of its divisors is an integer number (2936642220).

Almost surely, 2^82044946816 is an apocalyptic number.

It is an amenable number.

82044946816 is an abundant number, since it is smaller than the sum of its proper divisors (105900155264).

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

82044946816 is a wasteful number, since it uses less digits than its factorization.

82044946816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561951 (or 561939 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 52.

The spelling of 82044946816 in words is "eighty-two billion, forty-four million, nine hundred forty-six thousand, eight hundred sixteen".