82220462288 has 40 divisors (see below), whose sum is σ = 167802935520. Its totient is φ = 38919484800.

The previous prime is 82220462221. The next prime is 82220462297. The reversal of 82220462288 is 88226402228.

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, 347906 + ... + 534302.

It is an arithmetic number, because the mean of its divisors is an integer number (4195073388).

Almost surely, 2^82220462288 is an apocalyptic number.

It is an amenable number.

82220462288 is an abundant number, since it is smaller than the sum of its proper divisors (85582473232).

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

82220462288 is a wasteful number, since it uses less digits than its factorization.

82220462288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187875 (or 187869 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 44.

The spelling of 82220462288 in words is "eighty-two billion, two hundred twenty million, four hundred sixty-two thousand, two hundred eighty-eight".