82742655630 has 64 divisors (see below), whose sum is σ = 205438524480. Its totient is φ = 21311622144.

The previous prime is 82742655623. The next prime is 82742655637. The reversal of 82742655630 is 3655624728.

It is an interprime number because it is at equal distance from previous prime (82742655623) and next prime (82742655637).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 82742655630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82742655637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119985 + ... + 424124.

It is an arithmetic number, because the mean of its divisors is an integer number (3209976945).

Almost surely, 2^82742655630 is an apocalyptic number.

82742655630 is an abundant number, since it is smaller than the sum of its proper divisors (122695868850).

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

82742655630 is a wasteful number, since it uses less digits than its factorization.

82742655630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544293.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 82742655630 in words is "eighty-two billion, seven hundred forty-two million, six hundred fifty-five thousand, six hundred thirty".