82738510642722 has 64 divisors (see below), whose sum is σ = 180764218736640. Its totient is φ = 25038413721600.

The previous prime is 82738510642721. The next prime is 82738510642747. The reversal of 82738510642722 is 22724601583728.

It is a happy number.

It is a super-2 number, since 2×82738510642722² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82738510642721) 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, 1727185423 + ... + 1727233325.

It is an arithmetic number, because the mean of its divisors is an integer number (2824440917760).

Almost surely, 2^{82738510642722} is an apocalyptic number.

82738510642722 is an abundant number, since it is smaller than the sum of its proper divisors (98025708093918).

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

82738510642722 is a wasteful number, since it uses less digits than its factorization.

82738510642722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82719.

The product of its (nonzero) digits is 18063360, while the sum is 57.

The spelling of 82738510642722 in words is "eighty-two trillion, seven hundred thirty-eight billion, five hundred ten million, six hundred forty-two thousand, seven hundred twenty-two".