82129018622 has 32 divisors (see below), whose sum is σ = 145736491008. Its totient is φ = 33977162016.

The previous prime is 82129018603. The next prime is 82129018681. The reversal of 82129018622 is 22681092128.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 82129018622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558428 + ... + 689999.

It is an arithmetic number, because the mean of its divisors is an integer number (4554265344).

Almost surely, 2^82129018622 is an apocalyptic number.

82129018622 is a deficient number, since it is larger than the sum of its proper divisors (63607472386).

82129018622 is a wasteful number, since it uses less digits than its factorization.

82129018622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248600.

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 82129018622 in words is "eighty-two billion, one hundred twenty-nine million, eighteen thousand, six hundred twenty-two".