82157351002 has 8 divisors (see below), whose sum is σ = 126566730036. Its totient is φ = 39968440992.

The previous prime is 82157350949. The next prime is 82157351021. The reversal of 82157351002 is 20015375128.

It can be written as a sum of positive squares in 2 ways, for example, as 60703597161 + 21453753841 = 246381^2 + 146471^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555117163 + ... + 555117310.

Almost surely, 2^82157351002 is an apocalyptic number.

82157351002 is a deficient number, since it is larger than the sum of its proper divisors (44409379034).

82157351002 is a wasteful number, since it uses less digits than its factorization.

82157351002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110234512.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 82157351002 in words is "eighty-two billion, one hundred fifty-seven million, three hundred fifty-one thousand, two".