82347694128754 has 8 divisors (see below), whose sum is σ = 123521635679148. Its totient is φ = 41173815569040.

The previous prime is 82347694128703. The next prime is 82347694128839. The reversal of 82347694128754 is 45782149674328.

It can be written as a sum of positive squares in 2 ways, for example, as 64678508867025 + 17669185261729 = 8042295^2 + 4203473^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×82347694128754² (a number of 29 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 12331177 + ... + 17797564.

Almost surely, 2^{82347694128754} is an apocalyptic number.

82347694128754 is a deficient number, since it is larger than the sum of its proper divisors (41173941550394).

82347694128754 is a wasteful number, since it uses less digits than its factorization.

82347694128754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31495340.

The product of its digits is 650280960, while the sum is 70.

The spelling of 82347694128754 in words is "eighty-two trillion, three hundred forty-seven billion, six hundred ninety-four million, one hundred twenty-eight thousand, seven hundred fifty-four".