82622755216680 has 384 divisors, whose sum is σ = 293091674745600. Its totient is φ = 18252220354560.

The previous prime is 82622755216643. The next prime is 82622755216681. The reversal of 82622755216680 is 8661255722628.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (82622755216681) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 623930316 + ... + 624062724.

It is an arithmetic number, because the mean of its divisors is an integer number (763259569650).

Almost surely, 2^{82622755216680} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82622755216680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146545837372800).

82622755216680 is an abundant number, since it is smaller than the sum of its proper divisors (210468919528920).

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

82622755216680 is a wasteful number, since it uses less digits than its factorization.

82622755216680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133265 (or 133230 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 82622755216680 in words is "eighty-two trillion, six hundred twenty-two billion, seven hundred fifty-five million, two hundred sixteen thousand, six hundred eighty".